cc: Plumb gpu/sw image decode limits as layer tree settings.

cc/trees/layer_tree_settings.cc

 // Copyright 2011 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/trees/layer_tree_settings.h"
 
 #include <GLES2/gl2.h>
 #include <stddef.h>
 #include <limits>
 
@@ skipping 90 matching lines @@
       verify_clip_tree_calculations(false),
       image_decode_tasks_enabled(false),
       wait_for_beginframe_interval(true),
       abort_commit_before_output_surface_creation(true),
       use_mouse_wheel_gestures(false),
       use_layer_lists(false),
       max_staging_buffer_usage_in_bytes(32 * 1024 * 1024),
       memory_policy_(64 * 1024 * 1024,
                      gpu::MemoryAllocation::CUTOFF_ALLOW_EVERYTHING,
                      ManagedMemoryPolicy::kDefaultNumResourcesLimit),
+      gpu_decoded_image_budget_bytes(96 * 1024 * 1024),
+      software_decoded_image_budget_bytes(128 * 1024 * 1024),
       use_cached_picture_raster(true) {}
 
 LayerTreeSettings::LayerTreeSettings(const LayerTreeSettings& other) = default;
 
 LayerTreeSettings::~LayerTreeSettings() {}
 
 bool LayerTreeSettings::operator==(const LayerTreeSettings& other) const {
   return renderer_settings == other.renderer_settings &&
          single_thread_proxy_scheduler == other.single_thread_proxy_scheduler &&
          use_external_begin_frame_source ==
@@ skipping 195 matching lines @@
       using_synchronous_renderer_compositor;
   scheduler_settings.throttle_frame_production = wait_for_beginframe_interval;
   scheduler_settings.background_frame_interval =
       base::TimeDelta::FromSecondsD(1.0 / background_animation_rate);
   scheduler_settings.abort_commit_before_output_surface_creation =
       abort_commit_before_output_surface_creation;
   return scheduler_settings;
 }
 
 }  // namespace cc