Remove image_decode_tasks_enabled flag.

content/renderer/gpu/render_widget_compositor.cc

 // Copyright (c) 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 "content/renderer/gpu/render_widget_compositor.h"
 
 #include <stddef.h>
 
 #include <cmath>
 #include <limits>
@@ skipping 321 matching lines @@
   settings.use_zero_copy = compositor_deps->IsZeroCopyEnabled();
   settings.use_partial_raster = compositor_deps->IsPartialRasterEnabled();
   settings.enable_elastic_overscroll =
       compositor_deps->IsElasticOverscrollEnabled();
   settings.renderer_settings.use_gpu_memory_buffer_resources =
       compositor_deps->IsGpuMemoryBufferCompositorResourcesEnabled();
   settings.enable_color_correct_rasterization =
       cmd.HasSwitch(cc::switches::kEnableColorCorrectRendering);
   settings.renderer_settings.buffer_to_texture_target_map =
       compositor_deps->GetBufferToTextureTargetMap();
-  settings.image_decode_tasks_enabled =
-      compositor_deps->AreImageDecodeTasksEnabled();
 
   // Build LayerTreeSettings from command line args.
   LayerTreeSettingsFactory::SetBrowserControlsSettings(settings, cmd);
 
   settings.use_layer_lists = cmd.HasSwitch(cc::switches::kEnableLayerLists);
 
   settings.renderer_settings.allow_antialiasing &=
       !cmd.HasSwitch(cc::switches::kDisableCompositedAntialiasing);
   // The means the renderer compositor has 2 possible modes:
   // - Threaded compositing with a scheduler.
@@ skipping 799 matching lines @@
 void RenderWidgetCompositor::SetContentSourceId(uint32_t id) {
   layer_tree_host_->SetContentSourceId(id);
 }
 
 void RenderWidgetCompositor::SetLocalSurfaceId(
     const cc::LocalSurfaceId& local_surface_id) {
   layer_tree_host_->SetLocalSurfaceId(local_surface_id);
 }
 
 }  // namespace content