Replace ASSERT, ASSERT_NOT_REACHED, and RELEASE_ASSERT in platform/graphics

third_party/WebKit/Source/platform/graphics/GraphicsContextStateSaver.h

 // 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:
 //
 //    * Redistributions of source code must retain the above copyright
 // notice, this list of conditions and the following disclaimer.
 //    * Redistributions in binary form must reproduce the above
 // copyright notice, this list of conditions and the following disclaimer
@@ skipping 36 matching lines @@
     if (m_saveAndRestore)
       m_context.save();
   }
 
   ~GraphicsContextStateSaver() {
     if (m_saveAndRestore)
       m_context.restore();
   }
 
   void save() {
-    ASSERT(!m_saveAndRestore);
+    DCHECK(!m_saveAndRestore);
     m_context.save();
     m_saveAndRestore = true;
   }
 
   void saveIfNeeded() {
     if (saved())
       return;
     save();
   }
 
   void restore() {
-    ASSERT(m_saveAndRestore);
+    DCHECK(m_saveAndRestore);
     m_context.restore();
     m_saveAndRestore = false;
   }
 
   GraphicsContext& context() const { return m_context; }
   bool saved() const { return m_saveAndRestore; }
 
  private:
   GraphicsContext& m_context;
   bool m_saveAndRestore;
 };
 
 }  // namespace blink
 
 #endif  // GraphicsContextStateSaver_h