CC Animation: Erase cc::LayerSettings everywhere.

cc/trees/layer_tree_host_impl_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_impl.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 #include <cmath>
@@ skipping 93 matching lines @@
         reduce_memory_result_(true),
         skip_draw_layers_in_on_draw_(false) {
     media::InitializeMediaLibrary();
   }
 
   LayerTreeSettings DefaultSettings() {
     LayerTreeSettings settings;
     settings.minimum_occlusion_tracking_size = gfx::Size();
     settings.renderer_settings.texture_id_allocation_chunk_size = 1;
     settings.gpu_rasterization_enabled = true;
-    settings.use_compositor_animation_timelines = true;
     return settings;
   }
 
   void SetUp() override {
     CreateHostImpl(DefaultSettings(), CreateOutputSurface());
   }
 
   void TearDown() override {}
 
   void UpdateRendererCapabilitiesOnImplThread() override {}
@@ skipping 377 matching lines @@
   bool skip_draw_layers_in_on_draw_;
   scoped_ptr<LayerTreeHostImpl::FrameData> last_on_draw_frame_;
   RenderPassList last_on_draw_render_passes_;
   scoped_refptr<AnimationTimeline> timeline_;
 };
 
 // A test fixture for new animation timelines tests.
 class LayerTreeHostImplTimelinesTest : public LayerTreeHostImplTest {
  public:
   void SetUp() override {
-    LayerTreeSettings settings = DefaultSettings();
-    settings.use_compositor_animation_timelines = true;
-    CreateHostImpl(settings, CreateOutputSurface());
+    CreateHostImpl(DefaultSettings(), CreateOutputSurface());
   }
 };
 
 TEST_F(LayerTreeHostImplTest, NotifyIfCanDrawChanged) {
   // Note: It is not possible to disable the renderer once it has been set,
   // so we do not need to test that disabling the renderer notifies us
   // that can_draw changed.
   EXPECT_FALSE(host_impl_->CanDraw());
   on_can_draw_state_changed_called_ = false;
 
@@ skipping 9814 matching lines @@
     // There should not be any jitter measured till we hit the fixed point hits
     // threshold.
     float expected_jitter =
         (i == pending_tree->kFixedPointHitsThreshold) ? 500 : 0;
     EXPECT_EQ(jitter, expected_jitter);
   }
 }
 
 }  // namespace
 }  // namespace cc