cc: Explicitly invalidate all dropped recordings on the main thread.

cc/test/fake_picture_pile_impl.cc

 // Copyright 2013 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/test/fake_picture_pile_impl.h"
 
 #include <limits>
 #include <utility>
 
 #include "cc/test/impl_side_painting_settings.h"
@@ skipping 45 matching lines @@
   pile->recorded_viewport_ = gfx::Rect();
   pile->has_any_recordings_ = true;
   return pile;
 }
 
 scoped_refptr<FakePicturePileImpl>
 FakePicturePileImpl::CreateInfiniteFilledPile() {
   scoped_refptr<FakePicturePileImpl> pile(new FakePicturePileImpl());
   gfx::Size size(std::numeric_limits<int>::max(),
                  std::numeric_limits<int>::max());
-  pile->SetTilingRect(gfx::Rect(size));
   pile->tiling().SetTilingRect(gfx::Rect(size));
   pile->tiling().SetMaxTextureSize(size);
   pile->SetTileGridSize(size);
   pile->recorded_viewport_ = gfx::Rect(size);
   pile->has_any_recordings_ = true;
   pile->AddRecordingAt(0, 0);
   return pile;
 }
 
 void FakePicturePileImpl::AddRecordingAt(int x, int y) {
@@ skipping 30 matching lines @@
 void FakePicturePileImpl::RerecordPile() {
   for (int y = 0; y < num_tiles_y(); ++y) {
     for (int x = 0; x < num_tiles_x(); ++x) {
       RemoveRecordingAt(x, y);
       AddRecordingAt(x, y);
     }
   }
 }
 
 }  // namespace cc