Replace ASSERT with DCHECK in modules/

third_party/WebKit/Source/modules/canvas2d/CanvasStyle.cpp

 /*
  * Copyright (C) 2006, 2008 Apple Inc. All rights reserved.
  * Copyright (C) 2008, 2010 Nokia Corporation and/or its subsidiary(-ies)
  * Copyright (C) 2007 Alp Toker <alp@atoker.com>
  * Copyright (C) 2008 Eric Seidel <eric@webkit.org>
  *
  * 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
@@ skipping 81 matching lines @@
 
 CanvasStyle::CanvasStyle(RGBA32 rgba) : type_(kColorRGBA), rgba_(rgba) {}
 
 CanvasStyle::CanvasStyle(CanvasGradient* gradient)
     : type_(kGradient), gradient_(gradient) {}
 
 CanvasStyle::CanvasStyle(CanvasPattern* pattern)
     : type_(kImagePattern), pattern_(pattern) {}
 
 CanvasStyle* CanvasStyle::CreateFromGradient(CanvasGradient* gradient) {
-  ASSERT(gradient);
+  DCHECK(gradient);
   return new CanvasStyle(gradient);
 }
 
 CanvasStyle* CanvasStyle::CreateFromPattern(CanvasPattern* pattern) {
-  ASSERT(pattern);
+  DCHECK(pattern);
   return new CanvasStyle(pattern);
 }
 
 void CanvasStyle::ApplyToFlags(PaintFlags& flags) const {
   switch (type_) {
     case kColorRGBA:
       flags.setShader(nullptr);
       break;
     case kGradient:
       GetCanvasGradient()->GetGradient()->ApplyToFlags(flags, SkMatrix::I());
@@ skipping 13 matching lines @@
   ASSERT(type_ == kGradient || type_ == kImagePattern);
   return Color::kBlack;
 }
 
 DEFINE_TRACE(CanvasStyle) {
   visitor->Trace(gradient_);
   visitor->Trace(pattern_);
 }
 
 }  // namespace blink