cc: Added tile bundles

cc/resources/tile.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/resources/tile.h"
 
 #include "cc/base/math_util.h"
 #include "cc/debug/traced_value.h"
 #include "cc/resources/tile_manager.h"
 #include "third_party/khronos/GLES2/gl2.h"
@@ skipping 13 matching lines @@
            int flags)
   : RefCountedManaged<Tile>(tile_manager),
     tile_manager_(tile_manager),
     tile_size_(tile_size),
     content_rect_(content_rect),
     contents_scale_(contents_scale),
     opaque_rect_(opaque_rect),
     layer_id_(layer_id),
     source_frame_number_(source_frame_number),
     flags_(flags),
+    required_for_activation_(false),
+    is_visible_(false),
     id_(s_next_id_++) {
   set_picture_pile(picture_pile);
 }
 
 Tile::~Tile() {
   TRACE_EVENT_OBJECT_DELETED_WITH_ID(
       TRACE_DISABLED_BY_DEFAULT("cc.debug"),
       "cc::Tile", this);
 }
 
-void Tile::SetPriority(WhichTree tree, const TilePriority& priority) {
-  if (priority == priority_[tree])
+void Tile::MarkRequiredForActivation() {
+  if (required_for_activation_)
     return;
 
-  priority_[tree] = priority;
+  required_for_activation_ = true;
   tile_manager_->DidChangeTilePriority(this);
 }
 
-void Tile::MarkRequiredForActivation() {
-  if (priority_[PENDING_TREE].required_for_activation)
-    return;
-
-  priority_[PENDING_TREE].required_for_activation = true;
-  tile_manager_->DidChangeTilePriority(this);
-}
-
 scoped_ptr<base::Value> Tile::AsValue() const {
   scoped_ptr<base::DictionaryValue> res(new base::DictionaryValue());
   TracedValue::MakeDictIntoImplicitSnapshotWithCategory(
       TRACE_DISABLED_BY_DEFAULT("cc.debug"), res.get(), "cc::Tile", this);
   res->Set("picture_pile",
            TracedValue::CreateIDRef(picture_pile_.get()).release());
   res->SetDouble("contents_scale", contents_scale_);
   res->Set("content_rect", MathUtil::AsValue(content_rect_).release());
   res->SetInteger("layer_id", layer_id_);
-  res->Set("active_priority", priority_[ACTIVE_TREE].AsValue().release());
-  res->Set("pending_priority", priority_[PENDING_TREE].AsValue().release());
   res->Set("managed_state", managed_state_.AsValue().release());
   res->SetBoolean("can_use_lcd_text", can_use_lcd_text());
   res->SetBoolean("use_gpu_rasterization", use_gpu_rasterization());
+  res->SetBoolean("required_for_activation", required_for_activation_);
   return res.PassAs<base::Value>();
 }
 
 size_t Tile::GPUMemoryUsageInBytes() const {
   size_t total_size = 0;
   for (int mode = 0; mode < NUM_RASTER_MODES; ++mode)
     total_size += managed_state_.tile_versions[mode].GPUMemoryUsageInBytes();
   return total_size;
 }
 
 }  // namespace cc