clang-format all pdfium code, again.

Also add a presubmit that checks for this so I don't have to keep doing it.
No behavior change.

Generated by:
  find . -name '*.cpp' -o -name '*.h' | \
  grep -E -v 'third_party|thirdparties|lpng_v163' | \
  xargs ../../buildtools/mac/clang-format -i

BUG=none
R=thestig@chromium.org

Review URL: https://codereview.chromium.org/1272653005 .

3 files changed, 29 insertions, 35 deletions

diff --git a/core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp b/core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp
index f14d7d5c37..23efb52596 100644
--- a/core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp
+++ b/core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp
@@ -2434,7 +2434,7 @@ unsigned int CPDF_SyntaxParser::ReadEOLMarkers(FX_FILESIZE pos) {
   unsigned char byte1 = 0;
   unsigned char byte2 = 0;
   GetCharAt(pos, byte1);
-  GetCharAt(pos+1, byte2);
+  GetCharAt(pos + 1, byte2);
   unsigned int markers = 0;
   if (byte1 == '\r' && byte2 == '\n') {
     markers = 2;
@@ -2454,7 +2454,7 @@ CPDF_Stream* CPDF_SyntaxParser::ReadStream(CPDF_Dictionary* pDict,
                    ((CPDF_Reference*)pLenObj)->GetRefObjNum() != objnum))) {
     len = pLenObj->GetInteger();
   }
-  //Check whether end of line markers follow the keyword 'stream'.
+  // Check whether end of line markers follow the keyword 'stream'.
   unsigned int numMarkers = ReadEOLMarkers(m_Pos);
   m_Pos += numMarkers;
   FX_FILESIZE streamStartPos = m_Pos;
@@ -2463,7 +2463,8 @@ CPDF_Stream* CPDF_SyntaxParser::ReadStream(CPDF_Dictionary* pDict,
   }
   const unsigned int ENDSTREAM_LEN = sizeof("endstream") - 1;
   const unsigned int ENDOBJ_LEN = sizeof("endobj") - 1;
-  CPDF_CryptoHandler* pCryptoHandler = objnum == (FX_DWORD)m_MetadataObjnum ? nullptr : m_pCryptoHandler;
+  CPDF_CryptoHandler* pCryptoHandler =
+      objnum == (FX_DWORD)m_MetadataObjnum ? nullptr : m_pCryptoHandler;
   if (!pCryptoHandler) {
     FX_BOOL bSearchForKeyword = TRUE;
     unsigned int prevMarkers = 0;
@@ -2483,27 +2484,28 @@ CPDF_Stream* CPDF_SyntaxParser::ReadStream(CPDF_Dictionary* pDict,
       }
     }
     if (bSearchForKeyword) {
-      //If len is not available, len needs to be calculated
-      //by searching the keywords "endstream" or "endobj".
+      // If len is not available, len needs to be calculated
+      // by searching the keywords "endstream" or "endobj".
       m_Pos = streamStartPos;
       FX_FILESIZE endStreamOffset = 0;
       while (endStreamOffset >= 0) {
         endStreamOffset = FindTag(FX_BSTRC("endstream"), 0);
         if (endStreamOffset < 0) {
-          //Can't find any "endstream".
+          // Can't find any "endstream".
           break;
         }
         prevMarkers = ReadEOLMarkers(streamStartPos + endStreamOffset - 1);
-        nextMarkers = ReadEOLMarkers(streamStartPos + endStreamOffset + ENDSTREAM_LEN);
+        nextMarkers =
+            ReadEOLMarkers(streamStartPos + endStreamOffset + ENDSTREAM_LEN);
         if (prevMarkers != 0 && nextMarkers != 0) {
-          //Stop searching when the keyword "endstream" is found.
+          // Stop searching when the keyword "endstream" is found.
           break;
         } else {
           unsigned char ch = 0x00;
           GetCharAt(streamStartPos + endStreamOffset + ENDSTREAM_LEN, ch);
           if (ch == 0x09 || ch == 0x20) {
             //"endstream" is treated as a keyword
-            //when it is followed by a tab or whitespace
+            // when it is followed by a tab or whitespace
             break;
           }
         }
@@ -2514,26 +2516,27 @@ CPDF_Stream* CPDF_SyntaxParser::ReadStream(CPDF_Dictionary* pDict,
       while (endObjOffset >= 0) {
         endObjOffset = FindTag(FX_BSTRC("endobj"), 0);
         if (endObjOffset < 0) {
-          //Can't find any "endobj".
+          // Can't find any "endobj".
           break;
         }
         prevMarkers = ReadEOLMarkers(streamStartPos + endObjOffset - 1);
-        nextMarkers = ReadEOLMarkers(streamStartPos + endObjOffset + ENDOBJ_LEN);
+        nextMarkers =
+            ReadEOLMarkers(streamStartPos + endObjOffset + ENDOBJ_LEN);
         if (prevMarkers != 0 && nextMarkers != 0) {
-          //Stop searching when the keyword "endobj" is found.
+          // Stop searching when the keyword "endobj" is found.
           break;
         }
         m_Pos += ENDOBJ_LEN;
       }
       if (endStreamOffset < 0 && endObjOffset < 0) {
-        //Can't find "endstream" or "endobj".
+        // Can't find "endstream" or "endobj".
         return nullptr;
       }
       if (endStreamOffset < 0 && endObjOffset >= 0) {
-        //Correct the position of end stream.
+        // Correct the position of end stream.
         endStreamOffset = endObjOffset;
       } else if (endStreamOffset >= 0 && endObjOffset < 0) {
-        //Correct the position of end obj.
+        // Correct the position of end obj.
         endObjOffset = endStreamOffset;
       } else if (endStreamOffset > endObjOffset) {
         endStreamOffset = endObjOffset;
@@ -2578,8 +2581,8 @@ CPDF_Stream* CPDF_SyntaxParser::ReadStream(CPDF_Dictionary* pDict,
   streamStartPos = m_Pos;
   GetNextWord();
   numMarkers = ReadEOLMarkers(m_Pos);
-  if (m_WordSize == ENDOBJ_LEN && numMarkers != 0 && 
-    FXSYS_memcmp(m_WordBuffer, "endobj", ENDOBJ_LEN) == 0) {
+  if (m_WordSize == ENDOBJ_LEN && numMarkers != 0 &&
+      FXSYS_memcmp(m_WordBuffer, "endobj", ENDOBJ_LEN) == 0) {
     m_Pos = streamStartPos;
   }
   return pStream;
diff --git a/core/src/fxcrt/extension.h b/core/src/fxcrt/extension.h
index 1750c5aae9..7d14cb0b9a 100644
--- a/core/src/fxcrt/extension.h
+++ b/core/src/fxcrt/extension.h
@@ -32,10 +32,7 @@ class IFXCRT_FileAccess {
 IFXCRT_FileAccess* FXCRT_FileAccess_Create();
 class CFX_CRTFileStream final : public IFX_FileStream {
  public:
-  CFX_CRTFileStream(IFXCRT_FileAccess* pFA)
-      : m_pFile(pFA),
-        m_dwCount(1) {
-  }
+  CFX_CRTFileStream(IFXCRT_FileAccess* pFA) : m_pFile(pFA), m_dwCount(1) {}
   ~CFX_CRTFileStream() {
     if (m_pFile) {
       m_pFile->Release();
@@ -51,13 +48,9 @@ class CFX_CRTFileStream final : public IFX_FileStream {
       delete this;
     }
   }
-  virtual FX_FILESIZE GetSize() override {
-    return m_pFile->GetSize();
-  }
+  virtual FX_FILESIZE GetSize() override { return m_pFile->GetSize(); }
   virtual FX_BOOL IsEOF() override { return GetPosition() >= GetSize(); }
-  virtual FX_FILESIZE GetPosition() override {
-    return m_pFile->GetPosition();
-  }
+  virtual FX_FILESIZE GetPosition() override { return m_pFile->GetPosition(); }
   virtual FX_BOOL ReadBlock(void* buffer,
                             FX_FILESIZE offset,
                             size_t size) override {
@@ -120,13 +113,9 @@ class CFX_MemoryStream final : public IFX_MemoryStream {
     }
     delete this;
   }
-  virtual FX_FILESIZE GetSize() override {
-    return (FX_FILESIZE)m_nCurSize;
-  }
+  virtual FX_FILESIZE GetSize() override { return (FX_FILESIZE)m_nCurSize; }
   virtual FX_BOOL IsEOF() override { return m_nCurPos >= (size_t)GetSize(); }
-  virtual FX_FILESIZE GetPosition() override {
-    return (FX_FILESIZE)m_nCurPos;
-  }
+  virtual FX_FILESIZE GetPosition() override { return (FX_FILESIZE)m_nCurPos; }
   virtual FX_BOOL ReadBlock(void* buffer,
                             FX_FILESIZE offset,
                             size_t size) override {
diff --git a/core/src/fxge/ge/text_int.h b/core/src/fxge/ge/text_int.h
index efa134d5de..e9f81b3ca7 100644
--- a/core/src/fxge/ge/text_int.h
+++ b/core/src/fxge/ge/text_int.h
@@ -67,8 +67,10 @@ class CFX_UnicodeEncoding : public IFX_FontEncoding {
 
 class CFX_FontFaceInfo {
  public:
-  CFX_FontFaceInfo(CFX_ByteString filePath, CFX_ByteString faceName,
-                   CFX_ByteString fontTables, FX_DWORD fontOffset,
+  CFX_FontFaceInfo(CFX_ByteString filePath,
+                   CFX_ByteString faceName,
+                   CFX_ByteString fontTables,
+                   FX_DWORD fontOffset,
                    FX_DWORD fileSize)
       : m_FilePath(filePath),
         m_FaceName(faceName),