Fix and enable lint checks.

This CL fixes and enables:
  * readability/namespace
  * readability/multiline_string
  * readability/multiline_comment
  * readability/inheritance
  * readability/function
  * readability/braces

R=tsepez@chromium.org

Review URL: https://codereview.chromium.org/1747123002 .

16 files changed, 149 insertions, 131 deletions

diff --git a/core/src/fpdfapi/fpdf_edit/fpdf_edit_doc.cpp b/core/src/fpdfapi/fpdf_edit/fpdf_edit_doc.cpp
index bcac9d87d4..bc3de20857 100644
--- a/core/src/fpdfapi/fpdf_edit/fpdf_edit_doc.cpp
+++ b/core/src/fpdfapi/fpdf_edit/fpdf_edit_doc.cpp
@@ -472,7 +472,7 @@ static FX_WORD FX_GetCsFromLangCode(uint32_t uCode) {
     } else {
       iStart = iMid + 1;
     }
-  };
+  }
   return 0;
 }
 static FX_WORD FX_GetCharsetFromLang(const FX_CHAR* pLang, int32_t iLength) {
diff --git a/core/src/fpdfapi/fpdf_font/font_int.h b/core/src/fpdfapi/fpdf_font/font_int.h
index 1d1f006115..dc28010de3 100644
--- a/core/src/fpdfapi/fpdf_font/font_int.h
+++ b/core/src/fpdfapi/fpdf_font/font_int.h
@@ -89,7 +89,7 @@ class CPDF_CMapParser {
  public:
   CPDF_CMapParser();
   ~CPDF_CMapParser() {}
-  FX_BOOL Initialize(CPDF_CMap*);
+  FX_BOOL Initialize(CPDF_CMap* pMap);
   void ParseWord(const CFX_ByteStringC& str);
   CFX_BinaryBuf m_AddMaps;
 
diff --git a/core/src/fpdfapi/fpdf_font/fpdf_font.cpp b/core/src/fpdfapi/fpdf_font/fpdf_font.cpp
index 411f77254b..a9deba665c 100644
--- a/core/src/fpdfapi/fpdf_font/fpdf_font.cpp
+++ b/core/src/fpdfapi/fpdf_font/fpdf_font.cpp
@@ -966,22 +966,21 @@ FX_BOOL CPDF_Type1Font::Load() {
   m_Base14Font = PDF_GetStandardFontName(&m_BaseFont);
   if (m_Base14Font >= 0) {
     CPDF_Dictionary* pFontDesc = m_pFontDict->GetDictBy("FontDescriptor");
-    if (pFontDesc && pFontDesc->KeyExist("Flags")) {
+    if (pFontDesc && pFontDesc->KeyExist("Flags"))
       m_Flags = pFontDesc->GetIntegerBy("Flags");
-    } else {
+    else
       m_Flags = m_Base14Font >= 12 ? PDFFONT_SYMBOLIC : PDFFONT_NONSYMBOLIC;
-    }
-    if (m_Base14Font < 4)
-      for (int i = 0; i < 256; i++) {
+
+    if (m_Base14Font < 4) {
+      for (int i = 0; i < 256; i++)
         m_CharWidth[i] = 600;
-      }
-    if (m_Base14Font == 12) {
+    }
+    if (m_Base14Font == 12)
       m_BaseEncoding = PDFFONT_ENCODING_ADOBE_SYMBOL;
-    } else if (m_Base14Font == 13) {
+    else if (m_Base14Font == 13)
       m_BaseEncoding = PDFFONT_ENCODING_ZAPFDINGBATS;
-    } else if (m_Flags & PDFFONT_NONSYMBOLIC) {
+    else if (m_Flags & PDFFONT_NONSYMBOLIC)
       m_BaseEncoding = PDFFONT_ENCODING_STANDARD;
-    }
   }
   return LoadCommon();
 }
@@ -1302,10 +1301,10 @@ CPDF_FontEncoding::CPDF_FontEncoding(int PredefinedEncoding) {
   const FX_WORD* pSrc = PDF_UnicodesForPredefinedCharSet(PredefinedEncoding);
   if (!pSrc) {
     FXSYS_memset(m_Unicodes, 0, sizeof(m_Unicodes));
-  } else
-    for (int i = 0; i < 256; i++) {
+  } else {
+    for (int i = 0; i < 256; i++)
       m_Unicodes[i] = pSrc[i];
-    }
+  }
 }
 
 FX_BOOL CPDF_FontEncoding::IsIdentical(CPDF_FontEncoding* pAnother) const {
diff --git a/core/src/fpdfapi/fpdf_font/fpdf_font_cid.cpp b/core/src/fpdfapi/fpdf_font/fpdf_font_cid.cpp
index 1a78b1f93c..3cbd67633f 100644
--- a/core/src/fpdfapi/fpdf_font/fpdf_font_cid.cpp
+++ b/core/src/fpdfapi/fpdf_font/fpdf_font_cid.cpp
@@ -1545,12 +1545,11 @@ int CPDF_CIDFont::GlyphFromCharCode(FX_DWORD charcode, FX_BOOL* pVertGlyph) {
     if (m_Charset == CIDSET_JAPAN1) {
       if (unicode == '\\') {
         unicode = '/';
-      }
 #if _FXM_PLATFORM_ != _FXM_PLATFORM_APPLE_
-      else if (unicode == 0xa5) {
+      } else if (unicode == 0xa5) {
         unicode = 0x5c;
-      }
 #endif
+      }
     }
     if (!face)
       return unicode;
diff --git a/core/src/fpdfapi/fpdf_page/pageint.h b/core/src/fpdfapi/fpdf_page/pageint.h
index ec06187b6c..e8d155b656 100644
--- a/core/src/fpdfapi/fpdf_page/pageint.h
+++ b/core/src/fpdfapi/fpdf_page/pageint.h
@@ -138,13 +138,13 @@ class CPDF_StreamContentParser {
                              CPDF_Image* pImage,
                              FX_BOOL bInline);
   void AddDuplicateImage();
-  void AddForm(CPDF_Stream*);
+  void AddForm(CPDF_Stream* pStream);
   void SetGraphicStates(CPDF_PageObject* pObj,
                         FX_BOOL bColor,
                         FX_BOOL bText,
                         FX_BOOL bGraph);
-  void SaveStates(CPDF_AllStates*);
-  void RestoreStates(CPDF_AllStates*);
+  void SaveStates(CPDF_AllStates* pState);
+  void RestoreStates(CPDF_AllStates* pState);
   CPDF_Font* FindFont(const CFX_ByteString& name);
   CPDF_ColorSpace* FindColorSpace(const CFX_ByteString& name);
   CPDF_Pattern* FindPattern(const CFX_ByteString& name, FX_BOOL bShading);
diff --git a/core/src/fpdfapi/fpdf_render/fpdf_render_image.cpp b/core/src/fpdfapi/fpdf_render/fpdf_render_image.cpp
index 954d3886b5..b91f258371 100644
--- a/core/src/fpdfapi/fpdf_render/fpdf_render_image.cpp
+++ b/core/src/fpdfapi/fpdf_render/fpdf_render_image.cpp
@@ -247,12 +247,11 @@ void CPDF_DIBTransferFunc::TranslateScanline(uint8_t* dest_buf,
         *dest_buf++ = m_RampR[*(src_buf++)];
         if (!bSkip) {
           *dest_buf++ = *src_buf;
-        }
 #if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_
-        else {
+        } else {
           dest_buf++;
-        }
 #endif
+        }
         src_buf++;
       }
       break;
@@ -284,7 +283,7 @@ void CPDF_DIBTransferFunc::TranslateDownSamples(uint8_t* dest_buf,
         dest_buf++;
         src_buf++;
       }
-    } else
+    } else {
 #endif
       for (int i = 0; i < pixels; i++) {
         *dest_buf++ = m_RampB[*(src_buf++)];
@@ -292,6 +291,9 @@ void CPDF_DIBTransferFunc::TranslateDownSamples(uint8_t* dest_buf,
         *dest_buf++ = m_RampR[*(src_buf++)];
         *dest_buf++ = *(src_buf++);
       }
+#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_
+    }
+#endif
   }
 }
 CPDF_ImageRenderer::CPDF_ImageRenderer() {
diff --git a/core/src/fpdfapi/fpdf_render/fpdf_render_text.cpp b/core/src/fpdfapi/fpdf_render/fpdf_render_text.cpp
index 215b104162..42c378666e 100644
--- a/core/src/fpdfapi/fpdf_render/fpdf_render_text.cpp
+++ b/core/src/fpdfapi/fpdf_render/fpdf_render_text.cpp
@@ -74,25 +74,24 @@ void CPDF_Type3Glyphs::AdjustBlue(FX_FLOAT top,
   top_line = _AdjustBlue(top, m_TopBlueCount, m_TopBlue);
   bottom_line = _AdjustBlue(bottom, m_BottomBlueCount, m_BottomBlue);
 }
+
 static FX_BOOL _IsScanLine1bpp(uint8_t* pBuf, int width) {
   int size = width / 8;
-  for (int i = 0; i < size; i++)
-    if (pBuf[i]) {
-      return TRUE;
-    }
-  if (width % 8)
-    if (pBuf[width / 8] & (0xff << (8 - width % 8))) {
+  for (int i = 0; i < size; i++) {
+    if (pBuf[i])
       return TRUE;
-    }
-  return FALSE;
+  }
+  return (width % 8) && (pBuf[width / 8] & (0xff << (8 - width % 8)));
 }
+
 static FX_BOOL _IsScanLine8bpp(uint8_t* pBuf, int width) {
-  for (int i = 0; i < width; i++)
-    if (pBuf[i] > 0x40) {
+  for (int i = 0; i < width; i++) {
+    if (pBuf[i] > 0x40)
       return TRUE;
-    }
+  }
   return FALSE;
 }
+
 static int _DetectFirstLastScan(const CFX_DIBitmap* pBitmap, FX_BOOL bFirst) {
   int height = pBitmap->GetHeight(), pitch = pBitmap->GetPitch(),
       width = pBitmap->GetWidth();
diff --git a/core/src/fpdfapi/fpdf_render/render_int.h b/core/src/fpdfapi/fpdf_render/render_int.h
index b7f007dd5d..d691f7dc52 100644
--- a/core/src/fpdfapi/fpdf_render/render_int.h
+++ b/core/src/fpdfapi/fpdf_render/render_int.h
@@ -498,7 +498,7 @@ class CPDF_DIBSource : public CFX_DIBSource {
   void SetDownSampleSize(int dest_width, int dest_height) override;
 
   CFX_DIBitmap* GetBitmap() const;
-  void ReleaseBitmap(CFX_DIBitmap*) const;
+  void ReleaseBitmap(CFX_DIBitmap* pBitmap) const;
   void ClearImageData();
   FX_DWORD GetMatteColor() const { return m_MatteColor; }
 
diff --git a/core/src/fxcrt/fx_system_unittest.cpp b/core/src/fxcrt/fx_system_unittest.cpp
index d9f4cc645e..4a07a77ad2 100644
--- a/core/src/fxcrt/fx_system_unittest.cpp
+++ b/core/src/fxcrt/fx_system_unittest.cpp
@@ -127,7 +127,7 @@ TEST(fxcrt, FXSYS_i64toa_InvalidRadix) {
 
   FXSYS_i64toa(42, buf, -1);
   EXPECT_EQ(std::string(""), buf);
-};
+}
 
 TEST(fxcrt, FXSYS_i64toa) {
   Check64BitBase16Itoa(std::numeric_limits<int64_t>::min(),
diff --git a/core/src/fxge/dib/fx_dib_composite.cpp b/core/src/fxge/dib/fx_dib_composite.cpp
index 8bf36e523a..e2781d6244 100644
--- a/core/src/fxge/dib/fx_dib_composite.cpp
+++ b/core/src/fxge/dib/fx_dib_composite.cpp
@@ -285,10 +285,10 @@ void _CompositeRow_Argb2Graya(uint8_t* dest_scan,
                               const uint8_t* src_alpha_scan,
                               uint8_t* dst_alpha_scan,
                               void* pIccTransform) {
-  ICodec_IccModule* pIccModule = NULL;
-  if (pIccTransform) {
+  ICodec_IccModule* pIccModule = nullptr;
+  if (pIccTransform)
     pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
-  }
+
   if (blend_type) {
     FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
     int blended_color;
@@ -297,9 +297,9 @@ void _CompositeRow_Argb2Graya(uint8_t* dest_scan,
         uint8_t back_alpha = *dst_alpha_scan;
         if (back_alpha == 0) {
           int src_alpha = *src_alpha_scan++;
-          if (clip_scan) {
+          if (clip_scan)
             src_alpha = clip_scan[col] * src_alpha / 255;
-          }
+
           if (src_alpha) {
             if (pIccTransform) {
               pIccModule->TranslateScanline(pIccTransform, dest_scan, src_scan,
@@ -315,9 +315,9 @@ void _CompositeRow_Argb2Graya(uint8_t* dest_scan,
           continue;
         }
         uint8_t src_alpha = *src_alpha_scan++;
-        if (clip_scan) {
+        if (clip_scan)
           src_alpha = clip_scan[col] * src_alpha / 255;
-        }
+
         if (src_alpha == 0) {
           dest_scan++;
           dst_alpha_scan++;
@@ -343,14 +343,14 @@ void _CompositeRow_Argb2Graya(uint8_t* dest_scan,
         dst_alpha_scan++;
         src_scan += 3;
       }
-    } else
+    } else {
       for (int col = 0; col < pixel_count; col++) {
         uint8_t back_alpha = *dst_alpha_scan;
         if (back_alpha == 0) {
           int src_alpha = src_scan[3];
-          if (clip_scan) {
+          if (clip_scan)
             src_alpha = clip_scan[col] * src_alpha / 255;
-          }
+
           if (src_alpha) {
             if (pIccTransform) {
               pIccModule->TranslateScanline(pIccTransform, dest_scan, src_scan,
@@ -366,9 +366,9 @@ void _CompositeRow_Argb2Graya(uint8_t* dest_scan,
           continue;
         }
         uint8_t src_alpha = src_scan[3];
-        if (clip_scan) {
+        if (clip_scan)
           src_alpha = clip_scan[col] * src_alpha / 255;
-        }
+
         if (src_alpha == 0) {
           dest_scan++;
           dst_alpha_scan++;
@@ -378,16 +378,17 @@ void _CompositeRow_Argb2Graya(uint8_t* dest_scan,
         *dst_alpha_scan = FXDIB_ALPHA_UNION(back_alpha, src_alpha);
         int alpha_ratio = src_alpha * 255 / (*dst_alpha_scan);
         uint8_t gray;
-        if (pIccTransform) {
+        if (pIccTransform)
           pIccModule->TranslateScanline(pIccTransform, &gray, src_scan, 1);
-        } else {
+        else
           gray = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan);
-        }
+
         *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, alpha_ratio);
         dest_scan++;
         dst_alpha_scan++;
         src_scan += 4;
       }
+    }
     return;
   }
   if (src_alpha_scan) {
@@ -395,9 +396,9 @@ void _CompositeRow_Argb2Graya(uint8_t* dest_scan,
       uint8_t back_alpha = *dst_alpha_scan;
       if (back_alpha == 0) {
         int src_alpha = *src_alpha_scan++;
-        if (clip_scan) {
+        if (clip_scan)
           src_alpha = clip_scan[col] * src_alpha / 255;
-        }
+
         if (src_alpha) {
           if (pIccTransform) {
             pIccModule->TranslateScanline(pIccTransform, dest_scan, src_scan,
@@ -413,9 +414,9 @@ void _CompositeRow_Argb2Graya(uint8_t* dest_scan,
         continue;
       }
       uint8_t src_alpha = *src_alpha_scan++;
-      if (clip_scan) {
+      if (clip_scan)
         src_alpha = clip_scan[col] * src_alpha / 255;
-      }
+
       if (src_alpha == 0) {
         dest_scan++;
         dst_alpha_scan++;
@@ -425,24 +426,24 @@ void _CompositeRow_Argb2Graya(uint8_t* dest_scan,
       *dst_alpha_scan = FXDIB_ALPHA_UNION(back_alpha, src_alpha);
       int alpha_ratio = src_alpha * 255 / (*dst_alpha_scan);
       uint8_t gray;
-      if (pIccTransform) {
+      if (pIccTransform)
         pIccModule->TranslateScanline(pIccTransform, &gray, src_scan, 1);
-      } else {
+      else
         gray = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan);
-      }
+
       *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, alpha_ratio);
       dest_scan++;
       dst_alpha_scan++;
       src_scan += 3;
     }
-  } else
+  } else {
     for (int col = 0; col < pixel_count; col++) {
       uint8_t back_alpha = *dst_alpha_scan;
       if (back_alpha == 0) {
         int src_alpha = src_scan[3];
-        if (clip_scan) {
+        if (clip_scan)
           src_alpha = clip_scan[col] * src_alpha / 255;
-        }
+
         if (src_alpha) {
           if (pIccTransform) {
             pIccModule->TranslateScanline(pIccTransform, dest_scan, src_scan,
@@ -458,9 +459,9 @@ void _CompositeRow_Argb2Graya(uint8_t* dest_scan,
         continue;
       }
       uint8_t src_alpha = src_scan[3];
-      if (clip_scan) {
+      if (clip_scan)
         src_alpha = clip_scan[col] * src_alpha / 255;
-      }
+
       if (src_alpha == 0) {
         dest_scan++;
         dst_alpha_scan++;
@@ -470,17 +471,19 @@ void _CompositeRow_Argb2Graya(uint8_t* dest_scan,
       *dst_alpha_scan = FXDIB_ALPHA_UNION(back_alpha, src_alpha);
       int alpha_ratio = src_alpha * 255 / (*dst_alpha_scan);
       uint8_t gray;
-      if (pIccTransform) {
+      if (pIccTransform)
         pIccModule->TranslateScanline(pIccTransform, &gray, src_scan, 1);
-      } else {
+      else
         gray = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan);
-      }
+
       *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, alpha_ratio);
       dest_scan++;
       dst_alpha_scan++;
       src_scan += 4;
     }
+  }
 }
+
 inline void _CompositeRow_Argb2Gray(uint8_t* dest_scan,
                                     const uint8_t* src_scan,
                                     int pixel_count,
@@ -490,24 +493,24 @@ inline void _CompositeRow_Argb2Gray(uint8_t* dest_scan,
                                     void* pIccTransform) {
   ICodec_IccModule* pIccModule = NULL;
   uint8_t gray;
-  if (pIccTransform) {
+  if (pIccTransform)
     pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
-  }
+
   if (blend_type) {
     FX_BOOL bNonseparableBlend = blend_type >= FXDIB_BLEND_NONSEPARABLE;
     int blended_color;
     if (src_alpha_scan) {
       for (int col = 0; col < pixel_count; col++) {
         int src_alpha = *src_alpha_scan++;
-        if (clip_scan) {
+        if (clip_scan)
           src_alpha = clip_scan[col] * src_alpha / 255;
-        }
+
         if (src_alpha) {
-          if (pIccTransform) {
+          if (pIccTransform)
             pIccModule->TranslateScanline(pIccTransform, &gray, src_scan, 1);
-          } else {
+          else
             gray = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan);
-          }
+
           if (bNonseparableBlend) {
             blended_color =
                 blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan;
@@ -519,18 +522,18 @@ inline void _CompositeRow_Argb2Gray(uint8_t* dest_scan,
         dest_scan++;
         src_scan += 3;
       }
-    } else
+    } else {
       for (int col = 0; col < pixel_count; col++) {
         int src_alpha = src_scan[3];
-        if (clip_scan) {
+        if (clip_scan)
           src_alpha = clip_scan[col] * src_alpha / 255;
-        }
+
         if (src_alpha) {
-          if (pIccTransform) {
+          if (pIccTransform)
             pIccModule->TranslateScanline(pIccTransform, &gray, src_scan, 1);
-          } else {
+          else
             gray = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan);
-          }
+
           if (bNonseparableBlend) {
             blended_color =
                 blend_type == FXDIB_BLEND_LUMINOSITY ? gray : *dest_scan;
@@ -542,43 +545,46 @@ inline void _CompositeRow_Argb2Gray(uint8_t* dest_scan,
         dest_scan++;
         src_scan += 4;
       }
+    }
     return;
   }
   if (src_alpha_scan) {
     for (int col = 0; col < pixel_count; col++) {
       int src_alpha = *src_alpha_scan++;
-      if (clip_scan) {
+      if (clip_scan)
         src_alpha = clip_scan[col] * src_alpha / 255;
-      }
+
       if (src_alpha) {
-        if (pIccTransform) {
+        if (pIccTransform)
           pIccModule->TranslateScanline(pIccTransform, &gray, src_scan, 1);
-        } else {
+        else
           gray = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan);
-        }
+
         *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, src_alpha);
       }
       dest_scan++;
       src_scan += 3;
     }
-  } else
+  } else {
     for (int col = 0; col < pixel_count; col++) {
       int src_alpha = src_scan[3];
-      if (clip_scan) {
+      if (clip_scan)
         src_alpha = clip_scan[col] * src_alpha / 255;
-      }
+
       if (src_alpha) {
-        if (pIccTransform) {
+        if (pIccTransform)
           pIccModule->TranslateScanline(pIccTransform, &gray, src_scan, 1);
-        } else {
+        else
           gray = FXRGB2GRAY(src_scan[2], src_scan[1], *src_scan);
-        }
+
         *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, src_alpha);
       }
       dest_scan++;
       src_scan += 4;
     }
+  }
 }
+
 inline void _CompositeRow_Rgb2Gray(uint8_t* dest_scan,
                                    const uint8_t* src_scan,
                                    int src_Bpp,
@@ -2329,7 +2335,7 @@ inline void _CompositeRow_8bppRgb2Argb_NoBlend(uint8_t* dest_scan,
       dest_scan++;
       dest_scan++;
     }
-  } else
+  } else {
     for (int col = 0; col < width; col++) {
       FX_ARGB argb = pPalette[*src_scan];
       int src_r = FXARGB_R(argb);
@@ -2363,7 +2369,9 @@ inline void _CompositeRow_8bppRgb2Argb_NoBlend(uint8_t* dest_scan,
       dest_scan++;
       src_scan++;
     }
+  }
 }
+
 void _CompositeRow_8bppRgb2Rgba_NoBlend(uint8_t* dest_scan,
                                         const uint8_t* src_scan,
                                         int width,
@@ -2414,7 +2422,7 @@ void _CompositeRow_8bppRgb2Rgba_NoBlend(uint8_t* dest_scan,
       *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, src_r, alpha_ratio);
       dest_scan++;
     }
-  } else
+  } else {
     for (int col = 0; col < width; col++) {
       FX_ARGB argb = pPalette[*src_scan];
       int src_r = FXARGB_R(argb);
@@ -2448,7 +2456,9 @@ void _CompositeRow_8bppRgb2Rgba_NoBlend(uint8_t* dest_scan,
       dest_scan++;
       src_scan++;
     }
+  }
 }
+
 inline void _CompositeRow_1bppRgb2Argb_NoBlend(uint8_t* dest_scan,
                                                const uint8_t* src_scan,
                                                int src_left,
@@ -4120,12 +4130,13 @@ inline void _ScanlineCompositor_InitSourcePalette(FXDIB_Format src_format,
                                g, b);
             *gray_pal++ = FXRGB2GRAY(r, g, b);
           }
-        } else
+        } else {
           for (int i = 0; i < pal_count; i++) {
             FX_ARGB argb = pSrcPalette[i];
             *gray_pal++ =
                 FXRGB2GRAY(FXARGB_R(argb), FXARGB_G(argb), FXARGB_B(argb));
           }
+        }
       } else {
         int palsize = 1 << (src_format & 0xff);
         pDestPalette = FX_Alloc(FX_DWORD, palsize);
@@ -4586,27 +4597,29 @@ void CFX_ScanlineCompositor::CompositeByteMaskLine(uint8_t* dest_scan,
                                   width, clip_scan);
     }
   } else if (m_bRgbByteOrder) {
-    if (m_DestFormat == FXDIB_Argb)
+    if (m_DestFormat == FXDIB_Argb) {
       _CompositeRow_ByteMask2Argb_RgbByteOrder(
           dest_scan, src_scan, m_MaskAlpha, m_MaskRed, m_MaskGreen, m_MaskBlue,
           width, m_BlendType, clip_scan);
-    else
+    } else {
       _CompositeRow_ByteMask2Rgb_RgbByteOrder(
           dest_scan, src_scan, m_MaskAlpha, m_MaskRed, m_MaskGreen, m_MaskBlue,
           width, m_BlendType, (m_DestFormat & 0xff) >> 3, clip_scan);
+    }
     return;
-  } else if (m_DestFormat == FXDIB_Argb)
+  } else if (m_DestFormat == FXDIB_Argb) {
     _CompositeRow_ByteMask2Argb(dest_scan, src_scan, m_MaskAlpha, m_MaskRed,
                                 m_MaskGreen, m_MaskBlue, width, m_BlendType,
                                 clip_scan);
-  else if (m_DestFormat == FXDIB_Rgb || m_DestFormat == FXDIB_Rgb32)
+  } else if (m_DestFormat == FXDIB_Rgb || m_DestFormat == FXDIB_Rgb32) {
     _CompositeRow_ByteMask2Rgb(dest_scan, src_scan, m_MaskAlpha, m_MaskRed,
                                m_MaskGreen, m_MaskBlue, width, m_BlendType,
                                (m_DestFormat & 0xff) >> 3, clip_scan);
-  else if (m_DestFormat == FXDIB_Rgba)
+  } else if (m_DestFormat == FXDIB_Rgba) {
     _CompositeRow_ByteMask2Rgba(dest_scan, src_scan, m_MaskAlpha, m_MaskRed,
                                 m_MaskGreen, m_MaskBlue, width, m_BlendType,
                                 clip_scan, dst_extra_alpha);
+  }
 }
 void CFX_ScanlineCompositor::CompositeBitMaskLine(uint8_t* dest_scan,
                                                   const uint8_t* src_scan,
@@ -4618,32 +4631,35 @@ void CFX_ScanlineCompositor::CompositeBitMaskLine(uint8_t* dest_scan,
     _CompositeRow_BitMask2Mask(dest_scan, src_scan, m_MaskAlpha, src_left,
                                width, clip_scan);
   } else if ((m_DestFormat & 0xff) == 8) {
-    if (m_DestFormat & 0x0200)
+    if (m_DestFormat & 0x0200) {
       _CompositeRow_BitMask2Graya(dest_scan, src_scan, m_MaskAlpha, m_MaskRed,
                                   src_left, width, clip_scan, dst_extra_alpha);
-    else {
+    } else {
       _CompositeRow_BitMask2Gray(dest_scan, src_scan, m_MaskAlpha, m_MaskRed,
                                  src_left, width, clip_scan);
     }
   } else if (m_bRgbByteOrder) {
-    if (m_DestFormat == FXDIB_Argb)
+    if (m_DestFormat == FXDIB_Argb) {
       _CompositeRow_BitMask2Argb_RgbByteOrder(
           dest_scan, src_scan, m_MaskAlpha, m_MaskRed, m_MaskGreen, m_MaskBlue,
           src_left, width, m_BlendType, clip_scan);
-    else
+    } else {
       _CompositeRow_BitMask2Rgb_RgbByteOrder(
           dest_scan, src_scan, m_MaskAlpha, m_MaskRed, m_MaskGreen, m_MaskBlue,
           src_left, width, m_BlendType, (m_DestFormat & 0xff) >> 3, clip_scan);
+    }
     return;
-  } else if (m_DestFormat == FXDIB_Argb)
+  } else if (m_DestFormat == FXDIB_Argb) {
     _CompositeRow_BitMask2Argb(dest_scan, src_scan, m_MaskAlpha, m_MaskRed,
                                m_MaskGreen, m_MaskBlue, src_left, width,
                                m_BlendType, clip_scan);
-  else if (m_DestFormat == FXDIB_Rgb || m_DestFormat == FXDIB_Rgb32)
+  } else if (m_DestFormat == FXDIB_Rgb || m_DestFormat == FXDIB_Rgb32) {
     _CompositeRow_BitMask2Rgb(
         dest_scan, src_scan, m_MaskAlpha, m_MaskRed, m_MaskGreen, m_MaskBlue,
         src_left, width, m_BlendType, (m_DestFormat & 0xff) >> 3, clip_scan);
+  }
 }
+
 FX_BOOL CFX_DIBitmap::CompositeBitmap(int dest_left,
                                       int dest_top,
                                       int width,
@@ -4838,11 +4854,12 @@ FX_BOOL CFX_DIBitmap::CompositeRect(int left,
       uint8_t* dest_scan = m_pBuffer + row * m_Pitch + rect.left;
       if (src_alpha == 255) {
         FXSYS_memset(dest_scan, gray, width);
-      } else
+      } else {
         for (int col = 0; col < width; col++) {
           *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, src_alpha);
           dest_scan++;
         }
+      }
     }
     return TRUE;
   }
@@ -4894,11 +4911,11 @@ FX_BOOL CFX_DIBitmap::CompositeRect(int left,
         CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
     pIccModule->TranslateScanline(pIccTransform, color_p, color_p, 1);
   } else {
-    if (alpha_flag >> 8 && !IsCmykImage())
+    if (alpha_flag >> 8 && !IsCmykImage()) {
       AdobeCMYK_to_sRGB1(FXSYS_GetCValue(color), FXSYS_GetMValue(color),
                          FXSYS_GetYValue(color), FXSYS_GetKValue(color),
                          color_p[2], color_p[1], color_p[0]);
-    else if (!(alpha_flag >> 8) && IsCmykImage()) {
+    } else if (!(alpha_flag >> 8) && IsCmykImage()) {
       return FALSE;
     }
   }
diff --git a/core/src/fxge/dib/fx_dib_convert.cpp b/core/src/fxge/dib/fx_dib_convert.cpp
index 91ccfc109e..a1c18ae121 100644
--- a/core/src/fxge/dib/fx_dib_convert.cpp
+++ b/core/src/fxge/dib/fx_dib_convert.cpp
@@ -389,11 +389,12 @@ FX_BOOL ConvertBuffer_8bppPlt2Gray(uint8_t* dest_buf,
             FXSYS_GetYValue(src_plt[i]), FXSYS_GetKValue(src_plt[i]), r, g, b);
         gray[i] = FXRGB2GRAY(r, g, b);
       }
-    } else
+    } else {
       for (int i = 0; i < 256; i++) {
         gray[i] = FXRGB2GRAY(FXARGB_R(src_plt[i]), FXARGB_G(src_plt[i]),
                              FXARGB_B(src_plt[i]));
       }
+    }
   }
   for (int row = 0; row < height; row++) {
     uint8_t* dest_scan = dest_buf + row * dest_pitch;
@@ -1104,10 +1105,10 @@ CFX_DIBitmap* CFX_DIBSource::CloneConvert(FXDIB_Format dest_format,
     }
   }
   if (dest_format & 0x0200) {
-    if (dest_format == FXDIB_Argb)
+    if (dest_format == FXDIB_Argb) {
       ret = pSrcAlpha ? pClone->LoadChannel(FXDIB_Alpha, pSrcAlpha, FXDIB_Alpha)
                       : pClone->LoadChannel(FXDIB_Alpha, 0xff);
-    else {
+    } else {
       ret = pClone->CopyAlphaMask(pSrcAlpha);
     }
   }
diff --git a/core/src/fxge/dib/fx_dib_main.cpp b/core/src/fxge/dib/fx_dib_main.cpp
index 7c27d5451b..4922373ec0 100644
--- a/core/src/fxge/dib/fx_dib_main.cpp
+++ b/core/src/fxge/dib/fx_dib_main.cpp
@@ -470,11 +470,11 @@ FX_BOOL CFX_DIBitmap::TransferMask(int dest_left,
         CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
     pIccModule->TranslateScanline(pIccTransform, color_p, color_p, 1);
   } else {
-    if (alpha_flag >> 8 && !IsCmykImage())
+    if (alpha_flag >> 8 && !IsCmykImage()) {
       AdobeCMYK_to_sRGB1(FXSYS_GetCValue(color), FXSYS_GetMValue(color),
                          FXSYS_GetYValue(color), FXSYS_GetKValue(color),
                          color_p[2], color_p[1], color_p[0]);
-    else if (!(alpha_flag >> 8) && IsCmykImage()) {
+    } else if (!(alpha_flag >> 8) && IsCmykImage()) {
       return FALSE;
     }
   }
@@ -703,11 +703,10 @@ FX_BOOL CFX_DIBitmap::LoadChannel(FXDIB_Channel destChannel,
           }
           return FALSE;
         }
-      } else
 #if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_
-          if (!ConvertFormat(IsCmykImage() ? FXDIB_Cmyk : FXDIB_Rgb32)) {
+      } else if (!ConvertFormat(IsCmykImage() ? FXDIB_Cmyk : FXDIB_Rgb32)) {
 #else
-          if (!ConvertFormat(IsCmykImage() ? FXDIB_Cmyk : FXDIB_Rgb)) {
+      } else if (!ConvertFormat(IsCmykImage() ? FXDIB_Cmyk : FXDIB_Rgb)) {
 #endif
         if (pSrcClone != pSrcBitmap) {
           delete pSrcClone;
@@ -797,16 +796,13 @@ FX_BOOL CFX_DIBitmap::LoadChannel(FXDIB_Channel destChannel, int value) {
         if (!ConvertFormat(IsCmykImage() ? FXDIB_Cmyka : FXDIB_Argb)) {
           return FALSE;
         }
-      } else
 #if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_
-          if (!ConvertFormat(IsCmykImage() ? FXDIB_Cmyk : FXDIB_Rgb)) {
-        return FALSE;
-      }
+      } else if (!ConvertFormat(IsCmykImage() ? FXDIB_Cmyk : FXDIB_Rgb)) {
 #else
-          if (!ConvertFormat(IsCmykImage() ? FXDIB_Cmyk : FXDIB_Rgb32)) {
+      } else if (!ConvertFormat(IsCmykImage() ? FXDIB_Cmyk : FXDIB_Rgb32)) {
+#endif
         return FALSE;
       }
-#endif
     }
     destOffset = g_ChannelOffset[destChannel];
   }
@@ -1264,7 +1260,7 @@ FX_BOOL CFX_DIBitmap::ConvertColorScale(FX_DWORD forecolor,
             bc + (fc - bc) * gray / 255, bm + (fm - bm) * gray / 255,
             by + (fy - by) * gray / 255, bk + (fk - bk) * gray / 255);
       }
-    } else
+    } else {
       for (int i = 0; i < size; i++) {
         int gray = FXRGB2GRAY(FXARGB_R(m_pPalette[i]), FXARGB_G(m_pPalette[i]),
                               FXARGB_B(m_pPalette[i]));
@@ -1272,6 +1268,7 @@ FX_BOOL CFX_DIBitmap::ConvertColorScale(FX_DWORD forecolor,
                                     bg + (fg - bg) * gray / 255,
                                     bb + (fb - bb) * gray / 255);
       }
+    }
     return TRUE;
   }
   if (isCmykImage) {
diff --git a/core/src/fxge/freetype/fx_freetype.cpp b/core/src/fxge/freetype/fx_freetype.cpp
index 6cf5aa32ff..2fc60e913e 100644
--- a/core/src/fxge/freetype/fx_freetype.cpp
+++ b/core/src/fxge/freetype/fx_freetype.cpp
@@ -34,8 +34,9 @@ static int xyq_search_node(char* glyph_name,
     if (thiscode == (unsigned short)unicode)  // found it!
       return 1;
     table_offset += 3;
-  } else
+  } else {
     table_offset++;
+  }
 
   // now search in sub-nodes
   if (count == 0)
diff --git a/core/src/fxge/ge/fx_ge_device.cpp b/core/src/fxge/ge/fx_ge_device.cpp
index c4f7735957..b8ddfec841 100644
--- a/core/src/fxge/ge/fx_ge_device.cpp
+++ b/core/src/fxge/ge/fx_ge_device.cpp
@@ -328,11 +328,12 @@ FX_BOOL CFX_RenderDevice::DrawCosmeticLine(FX_FLOAT x1,
   if (((m_RenderCaps & FXRC_ALPHA_PATH) &&
        (FXGETFLAG_COLORTYPE(alpha_flag) &&
         FXGETFLAG_ALPHA_FILL(alpha_flag) == 0xff)) ||
-      color >= 0xff000000)
+      color >= 0xff000000) {
     if (m_pDeviceDriver->DrawCosmeticLine(x1, y1, x2, y2, color, alpha_flag,
                                           pIccTransform, blend_type)) {
       return TRUE;
     }
+  }
   CFX_GraphStateData graph_state;
   CFX_PathData path;
   path.SetPointCount(2);
diff --git a/core/src/fxge/skia/fx_skia_blitter_new.cpp b/core/src/fxge/skia/fx_skia_blitter_new.cpp
index 4c9c3d0bb9..7a8cb1bfac 100644
--- a/core/src/fxge/skia/fx_skia_blitter_new.cpp
+++ b/core/src/fxge/skia/fx_skia_blitter_new.cpp
@@ -287,9 +287,9 @@ void CFX_SkiaRenderer::CompositeSpanGray_6(uint8_t* dest_scan,
       dest_scan++;
       continue;
     }
-    if (src_alpha1 == 255)
+    if (src_alpha1 == 255) {
       *dest_scan++ = m_Gray;
-    else {
+    } else {
       *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, m_Gray, src_alpha1);
       dest_scan++;
     }
@@ -1500,9 +1500,9 @@ FX_BOOL CFX_SkiaRenderer::Init(
   m_pOriScan = NULL;
   m_pClipScan = NULL;
   composite_span = NULL;
-  if (m_pClipRgn)
+  if (m_pClipRgn) {
     m_ClipBox = m_pClipRgn->GetBox();
-  else {
+  } else {
     m_ClipBox.left = m_ClipBox.top = 0;
     m_ClipBox.right = m_pDevice->GetWidth();
     m_ClipBox.bottom = m_pDevice->GetHeight();
diff --git a/core/src/fxge/win32/fx_win32_gdipext.cpp b/core/src/fxge/win32/fx_win32_gdipext.cpp
index e71d94d310..629f3235ed 100644
--- a/core/src/fxge/win32/fx_win32_gdipext.cpp
+++ b/core/src/fxge/win32/fx_win32_gdipext.cpp
@@ -1347,7 +1347,9 @@ class GpStream final : public IStream {
                                                  DWORD) {
     return E_NOTIMPL;
   }
-  virtual HRESULT STDMETHODCALLTYPE Clone(IStream**) { return E_NOTIMPL; }
+  virtual HRESULT STDMETHODCALLTYPE Clone(IStream** stream) {
+    return E_NOTIMPL;
+  }
   virtual HRESULT STDMETHODCALLTYPE Seek(LARGE_INTEGER liDistanceToMove,
                                          DWORD dwOrigin,
                                          ULARGE_INTEGER* lpNewFilePointer) {