Replace ASSERT with DCHECK in modules/

third_party/WebKit/Source/modules/canvas2d/BaseRenderingContext2D.h

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef BaseRenderingContext2D_h
 #define BaseRenderingContext2D_h
 
 #include "bindings/modules/v8/CSSImageValueOrHTMLImageElementOrSVGImageElementOrHTMLVideoElementOrHTMLCanvasElementOrImageBitmapOrOffscreenCanvas.h"
 #include "bindings/modules/v8/StringOrCanvasGradientOrCanvasPattern.h"
 #include "core/html/ImageData.h"
@@ skipping 458 matching lines @@
     if (filter) {
       PaintFlags foreground_flags =
           *GetState().GetFlags(paint_type, kDrawForegroundOnly, image_type);
       foreground_flags.setImageFilter(SkComposeImageFilter::Make(
           SkComposeImageFilter::Make(foreground_flags.refImageFilter(),
                                      shadow_flags.refImageFilter()),
           filter));
       c->setMatrix(ctm);
       draw_func(c, &foreground_flags);
     } else {
-      ASSERT(IsFullCanvasCompositeMode(GetState().GlobalComposite()));
+      DCHECK(IsFullCanvasCompositeMode(GetState().GlobalComposite()));
       c->saveLayer(nullptr, &composite_flags);
       shadow_flags.setBlendMode(SkBlendMode::kSrcOver);
       c->setMatrix(ctm);
       draw_func(c, &shadow_flags);
     }
     c->restoreToCount(save_count);
   }
 
   composite_flags.setImageFilter(std::move(filter));
   c->saveLayer(nullptr, &composite_flags);
   PaintFlags foreground_flags =
       *GetState().GetFlags(paint_type, kDrawForegroundOnly, image_type);
   foreground_flags.setBlendMode(SkBlendMode::kSrcOver);
   c->setMatrix(ctm);
   draw_func(c, &foreground_flags);
   c->restore();
   c->setMatrix(ctm);
 }
 
 }  // namespace blink
 
 #endif  // BaseRenderingContext2D_h