[NOT FOR COMMIT] Fully replace SkCanvas uses.

content/child/browser_font_resource_trusted.cc

Index: content/child/browser_font_resource_trusted.cc
diff --git a/content/child/browser_font_resource_trusted.cc b/content/child/browser_font_resource_trusted.cc
index 30bae9f179ba5e0c2e22ddd1230f45541312cd0c..14bbf4658b1fcd0659b0dca6a8dbdd95e16ad320 100644
--- a/content/child/browser_font_resource_trusted.cc
+++ b/content/child/browser_font_resource_trusted.cc
@@ -315,7 +315,7 @@ PP_Bool BrowserFontResource_Trusted::DrawTextAt(
 
   PPB_ImageData_API* image = static_cast<PPB_ImageData_API*>(
       enter.object());
-  SkCanvas* canvas = image->GetPlatformCanvas();
+  CdlCanvas* canvas = image->GetPlatformCanvas();
   bool needs_unmapping = false;
   if (!canvas) {
     needs_unmapping = true;
@@ -332,7 +332,7 @@ PP_Bool BrowserFontResource_Trusted::DrawTextAt(
     // we have to handle it here.
     SkImageInfo info;
     size_t row_bytes;
-    void* pixels = canvas->accessTopLayerPixels(&info, &row_bytes);
+    void* pixels = GetSkCanvas(canvas)->accessTopLayerPixels(&info, &row_bytes);
     if (!pixels)
       return result;
 
@@ -341,7 +341,7 @@ PP_Bool BrowserFontResource_Trusted::DrawTextAt(
       return result;
 
     SkSurfaceProps props(0, kUnknown_SkPixelGeometry);
-    SkCanvas temp_canvas(bm, props);
+    CdlCanvas temp_canvas(bm, props);
 
     DrawTextToCanvas(&temp_canvas, *text, position, color, clip);
   } else {
@@ -414,7 +414,7 @@ int32_t BrowserFontResource_Trusted::PixelOffsetForCharacter(
 }
 
 void BrowserFontResource_Trusted::DrawTextToCanvas(
-    SkCanvas* destination,
+    CdlCanvas* destination,
     const PP_BrowserFont_Trusted_TextRun& text,
     const PP_Point* position,
     uint32_t color,