Remove FXSYS_Div.

This is just a wrapper for (a) / (b). Inline the divide.

R=thestig@chromium.org

Review URL: https://codereview.chromium.org/1727793002 .

5 files changed, 13 insertions, 15 deletions

diff --git a/core/src/fxge/agg/src/fx_agg_driver.cpp b/core/src/fxge/agg/src/fx_agg_driver.cpp
index 50062541b1..8b0e3f94f4 100644
--- a/core/src/fxge/agg/src/fx_agg_driver.cpp
+++ b/core/src/fxge/agg/src/fx_agg_driver.cpp
@@ -144,8 +144,8 @@ static void RasterizeStroke(agg::rasterizer_scanline_aa& rasterizer,
   FX_FLOAT width = pGraphState->m_LineWidth * scale;
   FX_FLOAT unit = 1.f;
   if (pObject2Device) {
-    unit = FXSYS_Div(
-        1.0f, (pObject2Device->GetXUnit() + pObject2Device->GetYUnit()) / 2);
+    unit =
+        1.0f / ((pObject2Device->GetXUnit() + pObject2Device->GetYUnit()) / 2);
   }
   if (width < unit) {
     width = unit;
diff --git a/core/src/fxge/dib/fx_dib_engine.cpp b/core/src/fxge/dib/fx_dib_engine.cpp
index 47fca79846..322040539e 100644
--- a/core/src/fxge/dib/fx_dib_engine.cpp
+++ b/core/src/fxge/dib/fx_dib_engine.cpp
@@ -20,7 +20,7 @@ void CWeightTable::Calc(int dest_len,
   FX_Free(m_pWeightTables);
   m_pWeightTables = NULL;
   double scale, base;
-  scale = FXSYS_Div((FX_FLOAT)(src_len), (FX_FLOAT)(dest_len));
+  scale = (FX_FLOAT)src_len / (FX_FLOAT)dest_len;
   if (dest_len < 0) {
     base = (FX_FLOAT)(src_len);
   } else {
@@ -188,8 +188,8 @@ void CWeightTable::Calc(int dest_len,
     pixel_weights.m_SrcStart = start_i;
     pixel_weights.m_SrcEnd = end_i;
     for (int j = start_i; j <= end_i; j++) {
-      double dest_start = FXSYS_Div((FX_FLOAT)(j)-base, scale);
-      double dest_end = FXSYS_Div((FX_FLOAT)(j + 1) - base, scale);
+      double dest_start = ((FX_FLOAT)j - base) / scale;
+      double dest_end = ((FX_FLOAT)(j + 1) - base) / scale;
       if (dest_start > dest_end) {
         double temp = dest_start;
         dest_start = dest_end;
@@ -270,8 +270,8 @@ CStretchEngine::CStretchEngine(IFX_ScanlineComposer* pDestBitmap,
       m_Flags |= FXDIB_DOWNSAMPLE;
     }
   }
-  double scale_x = FXSYS_Div((FX_FLOAT)(m_SrcWidth), (FX_FLOAT)(m_DestWidth));
-  double scale_y = FXSYS_Div((FX_FLOAT)(m_SrcHeight), (FX_FLOAT)(m_DestHeight));
+  double scale_x = (FX_FLOAT)m_SrcWidth / (FX_FLOAT)m_DestWidth;
+  double scale_y = (FX_FLOAT)m_SrcHeight / (FX_FLOAT)m_DestHeight;
   double base_x = m_DestWidth > 0 ? 0.0f : (FX_FLOAT)(m_DestWidth);
   double base_y = m_DestHeight > 0 ? 0.0f : (FX_FLOAT)(m_DestHeight);
   double src_left = scale_x * ((FX_FLOAT)(clip_rect.left) + base_x);
diff --git a/core/src/fxge/ge/fx_ge_path.cpp b/core/src/fxge/ge/fx_ge_path.cpp
index 0084f092d1..0c24c0ff64 100644
--- a/core/src/fxge/ge/fx_ge_path.cpp
+++ b/core/src/fxge/ge/fx_ge_path.cpp
@@ -263,14 +263,14 @@ static void _UpdateLineJoinPoints(CFX_FloatRect& rect,
     return;
   }
   if (!bStartVert) {
-    start_k = FXSYS_Div(middle_y - start_y, middle_x - start_x);
+    start_k = (middle_y - start_y) / (middle_x - start_x);
     start_c = middle_y - (start_k * middle_x);
     start_len = FXSYS_sqrt2(start_x - middle_x, start_y - middle_y);
     start_dc = (FX_FLOAT)FXSYS_fabs(
         FXSYS_MulDiv(half_width, start_len, start_x - middle_x));
   }
   if (!bEndVert) {
-    end_k = FXSYS_Div(end_y - middle_y, end_x - middle_x);
+    end_k = (end_y - middle_y) / (end_x - middle_x);
     end_c = middle_y - (end_k * middle_x);
     end_len = FXSYS_sqrt2(end_x - middle_x, end_y - middle_y);
     end_dc = (FX_FLOAT)FXSYS_fabs(
@@ -331,7 +331,7 @@ static void _UpdateLineJoinPoints(CFX_FloatRect& rect,
   } else {
     end_outside_c -= end_dc;
   }
-  FX_FLOAT join_x = FXSYS_Div(end_outside_c - start_outside_c, start_k - end_k);
+  FX_FLOAT join_x = (end_outside_c - start_outside_c) / (start_k - end_k);
   FX_FLOAT join_y = (start_k * join_x) + start_outside_c;
   rect.UpdateRect(join_x, join_y);
 }
diff --git a/core/src/fxge/win32/fx_win32_gdipext.cpp b/core/src/fxge/win32/fx_win32_gdipext.cpp
index ce280948d7..e71d94d310 100644
--- a/core/src/fxge/win32/fx_win32_gdipext.cpp
+++ b/core/src/fxge/win32/fx_win32_gdipext.cpp
@@ -973,9 +973,8 @@ static GpPen* _GdipCreatePen(const CFX_GraphStateData* pGraphState,
   FX_FLOAT width = pGraphState ? pGraphState->m_LineWidth : 1.0f;
   if (!bTextMode) {
     FX_FLOAT unit =
-        pMatrix
-            ? FXSYS_Div(1.0f, (pMatrix->GetXUnit() + pMatrix->GetYUnit()) / 2)
-            : 1.0f;
+        pMatrix ? 1.0f / ((pMatrix->GetXUnit() + pMatrix->GetYUnit()) / 2)
+                : 1.0f;
     if (width < unit) {
       width = unit;
     }
diff --git a/core/src/fxge/win32/fx_win32_print.cpp b/core/src/fxge/win32/fx_win32_print.cpp
index 4816c03e2c..6c262d83dc 100644
--- a/core/src/fxge/win32/fx_win32_print.cpp
+++ b/core/src/fxge/win32/fx_win32_print.cpp
@@ -149,8 +149,7 @@ static CFX_DIBitmap* Transform1bppBitmap(const CFX_DIBSource* pSrc,
   uint8_t* src_buf = pSrcBitmap->GetBuffer();
   FX_DWORD src_pitch = pSrcBitmap->GetPitch();
   FX_FLOAT dest_area = pDestMatrix->GetUnitArea();
-  FX_FLOAT area_scale =
-      FXSYS_Div((FX_FLOAT)(src_width * src_height), dest_area);
+  FX_FLOAT area_scale = ((FX_FLOAT)(src_width * src_height)) / dest_area;
   FX_FLOAT size_scale = FXSYS_sqrt(area_scale);
   CFX_Matrix adjusted_matrix(*pDestMatrix);
   adjusted_matrix.Scale(size_scale, size_scale);