context.addHitRegion() is not working when using transform operation.

Source/platform/graphics/GraphicsContext.cpp

 /*
  * Copyright (C) 2003, 2004, 2005, 2006, 2009 Apple Inc. All rights reserved.
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
@@ skipping 1370 matching lines @@
     SkPath& path = const_cast<SkPath&>(pathToClip.skPath());
     SkPath::FillType previousFillType = path.getFillType();
 
     SkPath::FillType temporaryFillType = clipRule == RULE_EVENODD ? SkPath::kEvenOdd_FillType : SkPath::kWinding_FillType;
     path.setFillType(temporaryFillType);
     clipPath(path, AntiAliased);
 
     path.setFillType(previousFillType);
 }
 
-bool GraphicsContext::isClipMode() const
-{
-    if (contextDisabled())
-        return false;
-
-    return m_canvas->getClipStack()->getSaveCount() != 0;
-}
-
 void GraphicsContext::clipConvexPolygon(size_t numPoints, const FloatPoint* points, bool antialiased)
 {
     if (contextDisabled())
         return;
 
     if (numPoints <= 1)
         return;
 
     SkPath path;
     setPathFromConvexPoints(&path, numPoints, points);
@@ skipping 430 matching lines @@
 
 void GraphicsContext::didDrawTextInRect(const SkRect& textRect)
 {
     if (m_trackTextRegion) {
         TRACE_EVENT0("skia", "GraphicsContext::didDrawTextInRect");
         m_textRegion.join(textRect);
     }
 }
 
 }