Replace ENABLE(ASSERT) with DCHECK_IS_ON().

third_party/WebKit/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 109 matching lines @@
     m_paintState->decrementSaveCount();
   } else {
     m_paintStateIndex--;
     m_paintState = m_paintStateStack[m_paintStateIndex].get();
   }
 
   ASSERT(m_canvas);
   m_canvas->restore();
 }
 
-#if ENABLE(ASSERT)
+#if DCHECK_IS_ON()
 unsigned GraphicsContext::saveCount() const {
   // Each m_paintStateStack entry implies an additional save op
   // (on top of its own saveCount), except for the first frame.
   unsigned count = m_paintStateIndex;
   ASSERT(m_paintStateStack.size() > m_paintStateIndex);
   for (unsigned i = 0; i <= m_paintStateIndex; ++i)
     count += m_paintStateStack[i]->saveCount();
 
   return count;
 }
@@ skipping 1273 matching lines @@
   static const SkPMColor colors[] = {
       SkPreMultiplyARGB(0x60, 0xFF, 0x00, 0x00),  // More transparent red
       SkPreMultiplyARGB(0x60, 0xC0, 0xC0, 0xC0)   // More transparent gray
   };
 
   return colors[index];
 }
 #endif
 
 }  // namespace blink