Replace uses of legacy SkBitmap::copyTo() API

chrome/browser/android/compositor/layer/contextual_search_layer.cc

 // Copyright 2014 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.
 
 #include "chrome/browser/android/compositor/layer/contextual_search_layer.h"
 
 #include "cc/layers/layer.h"
 #include "cc/layers/nine_patch_layer.h"
 #include "cc/layers/solid_color_layer.h"
 #include "cc/layers/ui_resource_layer.h"
@@ skipping 686 matching lines @@
   // either the original |thumbnail| height or width is smaller than
   // |bar_image_size_|, the thumbnail will not be scaled.
   int layer_width = std::min(bar_image_size_, scaled_thumbnail_width);
   int layer_height = std::min(bar_image_size_, scaled_thumbnail_height);
 
   // UIResourceLayer requires an immutable copy of the input |thumbnail|.
   SkBitmap thumbnail_copy;
   if (thumbnail->isImmutable()) {
     thumbnail_copy = *thumbnail;
   } else {
-    thumbnail->copyTo(&thumbnail_copy);
+    if (thumbnail_copy.tryAllocPixels(thumbnail->info())) {
+      thumbnail->readPixels(thumbnail_copy.info(), thumbnail_copy.getPixels(),
+                            thumbnail_copy.rowBytes(), 0, 0);
+    }
     thumbnail_copy.setImmutable();
   }
 
   thumbnail_layer_->SetBitmap(thumbnail_copy);
   thumbnail_layer_->SetBounds(gfx::Size(layer_width, layer_height));
   thumbnail_layer_->SetPosition(
       gfx::PointF(thumbnail_side_margin_, thumbnail_top_margin_));
   thumbnail_layer_->SetUV(gfx::PointF(top_left_x, top_left_y),
                           gfx::PointF(bottom_right_x, bottom_right_y));
 }
@@ skipping 74 matching lines @@
 
   // Touch Highlight Layer
   touch_highlight_layer_->SetIsDrawable(true);
   touch_highlight_layer_->SetBackgroundColor(kTouchHighlightColor);
 }
 
 ContextualSearchLayer::~ContextualSearchLayer() {
 }
 
 }  //  namespace android