Update from https://crrev.com/308331

cc/resources/display_list_recording_source.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 "cc/resources/display_list_recording_source.h"
 
 #include <algorithm>
 
 #include "cc/base/region.h"
 #include "cc/layers/content_layer_client.h"
@@ skipping 124 matching lines @@
 }
 
 void DisplayListRecordingSource::DetermineIfSolidColor() {
   DCHECK(display_list_.get());
   is_solid_color_ = false;
   solid_color_ = SK_ColorTRANSPARENT;
 
   if (display_list_->ApproximateOpCount() > kOpCountThatIsOkToAnalyze)
     return;
 
-  skia::AnalysisCanvas canvas(recorded_viewport_.width(),
-                              recorded_viewport_.height());
-  canvas.translate(-recorded_viewport_.x(), -recorded_viewport_.y());
+  gfx::Size layer_size = GetSize();
+  skia::AnalysisCanvas canvas(layer_size.width(), layer_size.height());
   display_list_->Raster(&canvas, nullptr, 1.f);
   is_solid_color_ = canvas.GetColorIfSolid(&solid_color_);
 }
 
 void DisplayListRecordingSource::Clear() {
   recorded_viewport_ = gfx::Rect();
   display_list_ = NULL;
   is_solid_color_ = false;
 }
 
 }  // namespace cc