Split image decode cache limits into "working set" vs "cache" limits

cc/trees/layer_tree_host_unittest.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_host.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <algorithm>
@@ skipping 6853 matching lines @@
 // TODO(ericrk): We should improve this so that we can reliably detect the
 // crash.
 class GpuRasterizationSucceedsWithLargeImage : public LayerTreeHostTest {
  protected:
   GpuRasterizationSucceedsWithLargeImage()
       : viewport_size_(1024, 2048), large_image_size_(20000, 10) {}
 
   void InitializeSettings(LayerTreeSettings* settings) override {
     settings->gpu_rasterization_forced = true;
 
-    /// Set to 0 to force at-raster GPU image decode.
-    settings->gpu_decoded_image_budget_bytes = 0;
+    // Set to 0 to force at-raster GPU image decode.
+    settings->decoded_image_working_set_budget_bytes = 0;
+    settings->decoded_image_cache_budget_bytes = 0;
   }
 
   void SetupTree() override {
     client_.set_fill_with_nonsolid_color(true);
 
     std::unique_ptr<FakeRecordingSource> recording =
         FakeRecordingSource::CreateFilledRecordingSource(
             gfx::Size(10000, 10000));
 
     recording->add_draw_image(CreateDiscardableImage(large_image_size_),
@@ skipping 299 matching lines @@
 
  private:
   bool first_ = true;
   SkBitmap bitmap_;
 };
 
 SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestQueueImageDecodeNonLazy);
 
 }  // namespace
 }  // namespace cc