Revert of Remove cullRect() from PaintOpBuffer.

cc/trees/layer_tree_host_pixeltest_tiles.cc

 // Copyright 2015 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 <stddef.h>
 
 #include "cc/layers/content_layer_client.h"
 #include "cc/layers/picture_layer.h"
 #include "cc/output/copy_output_request.h"
 #include "cc/paint/display_item_list.h"
@@ skipping 95 matching lines @@
   explicit BlueYellowClient(const gfx::Size& size)
       : size_(size), blue_top_(true) {}
 
   gfx::Rect PaintableRegion() override { return gfx::Rect(size_); }
   scoped_refptr<DisplayItemList> PaintContentsToDisplayList(
       PaintingControlSetting painting_status) override {
     auto display_list = make_scoped_refptr(new DisplayItemList);
 
     PaintRecorder recorder;
     PaintCanvas* canvas =
-        recorder.beginRecording(gfx::RectToSkRect(PaintableRegion()));
+        recorder.beginRecording(gfx::RectToSkRect(gfx::Rect(size_)));
     gfx::Rect top(0, 0, size_.width(), size_.height() / 2);
     gfx::Rect bottom(0, size_.height() / 2, size_.width(), size_.height() / 2);
 
     gfx::Rect blue_rect = blue_top_ ? top : bottom;
     gfx::Rect yellow_rect = blue_top_ ? bottom : top;
 
     PaintFlags flags;
     flags.setStyle(PaintFlags::kFill_Style);
 
     flags.setColor(SK_ColorBLUE);
     canvas->drawRect(gfx::RectToSkRect(blue_rect), flags);
     flags.setColor(SK_ColorYELLOW);
     canvas->drawRect(gfx::RectToSkRect(yellow_rect), flags);
 
     display_list->CreateAndAppendDrawingItem<DrawingDisplayItem>(
-        PaintableRegion(), recorder.finishRecordingAsPicture(),
-        gfx::RectToSkRect(PaintableRegion()));
+        PaintableRegion(), recorder.finishRecordingAsPicture());
     display_list->Finalize();
     return display_list;
   }
 
   bool FillsBoundsCompletely() const override { return true; }
   size_t GetApproximateUnsharedMemoryUsage() const override { return 0; }
 
   void set_blue_top(bool b) { blue_top_ = b; }
 
  private:
@@ skipping 105 matching lines @@
        FullRaster_SingleThread_GpuRaster) {
   RunRasterPixelTest(
       false, FULL_GPU, picture_layer_,
       base::FilePath(FILE_PATH_LITERAL("blue_yellow_flipped.png")));
 }
 
 }  // namespace
 }  // namespace cc
 
 #endif  // !defined(OS_ANDROID)