cc: Do not ignore layers without valid priorities during eviction.

cc/test/fake_picture_layer_tiling_client.cc

 // Copyright 2012 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_layer_tiling_client.h"
 
 #include <limits>
 
 #include "cc/test/fake_picture_pile_impl.h"
 #include "cc/test/fake_tile_manager.h"
 
 namespace cc {
 
 FakePictureLayerTilingClient::FakePictureLayerTilingClient()
     : tile_manager_(new FakeTileManager(&tile_manager_client_)),
       pile_(FakePicturePileImpl::CreateInfiniteFilledPile()),
       twin_tiling_(NULL),
       recycled_twin_tiling_(NULL),
       allow_create_tile_(true),
+      max_tile_priority_bin_(TilePriority::NOW),
       max_tiles_for_interest_area_(10000),
       skewport_target_time_in_seconds_(1.0f),
       skewport_extrapolation_limit_in_content_pixels_(2000) {
 }
 
 FakePictureLayerTilingClient::FakePictureLayerTilingClient(
     ResourceProvider* resource_provider)
     : resource_pool_(
           ResourcePool::Create(resource_provider, GL_TEXTURE_2D, RGBA_8888)),
       tile_manager_(
           new FakeTileManager(&tile_manager_client_, resource_pool_.get())),
       pile_(FakePicturePileImpl::CreateInfiniteFilledPile()),
       twin_tiling_(NULL),
       recycled_twin_tiling_(NULL),
       allow_create_tile_(true),
+      max_tile_priority_bin_(TilePriority::NOW),
       max_tiles_for_interest_area_(10000),
       skewport_target_time_in_seconds_(1.0f) {
 }
 
 FakePictureLayerTilingClient::~FakePictureLayerTilingClient() {
 }
 
 scoped_refptr<Tile> FakePictureLayerTilingClient::CreateTile(
     PictureLayerTiling*,
     const gfx::Rect& rect) {
   if (!allow_create_tile_)
     return scoped_refptr<Tile>();
   return tile_manager_->CreateTile(pile_.get(), tile_size_, rect, 1, 0, 0, 0);
 }
 
 RasterSource* FakePictureLayerTilingClient::GetRasterSource() {
   return pile_.get();
 }
 
 void FakePictureLayerTilingClient::SetTileSize(const gfx::Size& tile_size) {
   tile_size_ = tile_size;
 }
 
 gfx::Size FakePictureLayerTilingClient::CalculateTileSize(
     const gfx::Size& /* content_bounds */) const {
   return tile_size_;
 }
 
+TilePriority::PriorityBin FakePictureLayerTilingClient::GetMaxTilePriorityBin()
+    const {
+  return max_tile_priority_bin_;
+}
+
 size_t FakePictureLayerTilingClient::GetMaxTilesForInterestArea() const {
   return max_tiles_for_interest_area_;
 }
 
 float FakePictureLayerTilingClient::GetSkewportTargetTimeInSeconds() const {
   return skewport_target_time_in_seconds_;
 }
 
 int FakePictureLayerTilingClient::GetSkewportExtrapolationLimitInContentPixels()
     const {
@@ skipping 17 matching lines @@
 
 WhichTree FakePictureLayerTilingClient::GetTree() const {
   return tree_;
 }
 
 bool FakePictureLayerTilingClient::RequiresHighResToDraw() const {
   return false;
 }
 
 }  // namespace cc