Animations: Implement runtime flag for enabling compositor animation timelines.

cc/base/switches.h

 // Copyright (c) 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.
 
 // Defines all the "cc" command-line switches.
 
 #ifndef CC_BASE_SWITCHES_H_
 #define CC_BASE_SWITCHES_H_
 
 #include "cc/base/cc_export.h"
@@ skipping 17 matching lines @@
 CC_EXPORT extern const char kCompositeToMailbox[];
 CC_EXPORT extern const char kMaxTilesForInterestArea[];
 CC_EXPORT extern const char kMaxUnusedResourceMemoryUsagePercentage[];
 CC_EXPORT extern const char kEnablePinchVirtualViewport[];
 CC_EXPORT extern const char kDisablePinchVirtualViewport[];
 CC_EXPORT extern const char kStrictLayerPropertyChangeChecking[];
 CC_EXPORT extern const char kEnablePropertyTreeVerification[];
 
 // Switches for both the renderer and ui compositors.
 CC_EXPORT extern const char kUIDisablePartialSwap[];
+CC_EXPORT extern const char kEnableCompositorAnimationTimelines[];

[danakj, 2015/03/10 17:07:09]

You have this in the set of switches for both renderer and ui, but you only use
the flag for the renderer compositor?

[loyso (OOO), 2015/03/10 23:18:47]

I'm going to use it in ui::Compositor as well.

 CC_EXPORT extern const char kEnableGpuBenchmarking[];
 
 // Debug visualizations.
 CC_EXPORT extern const char kShowCompositedLayerBorders[];
 CC_EXPORT extern const char kUIShowCompositedLayerBorders[];
 CC_EXPORT extern const char kShowFPSCounter[];
 CC_EXPORT extern const char kUIShowFPSCounter[];
 CC_EXPORT extern const char kShowLayerAnimationBounds[];
 CC_EXPORT extern const char kUIShowLayerAnimationBounds[];
 CC_EXPORT extern const char kShowPropertyChangedRects[];
 CC_EXPORT extern const char kUIShowPropertyChangedRects[];
 CC_EXPORT extern const char kShowSurfaceDamageRects[];
 CC_EXPORT extern const char kUIShowSurfaceDamageRects[];
 CC_EXPORT extern const char kShowScreenSpaceRects[];
 CC_EXPORT extern const char kUIShowScreenSpaceRects[];
 CC_EXPORT extern const char kShowReplicaScreenSpaceRects[];
 CC_EXPORT extern const char kUIShowReplicaScreenSpaceRects[];
 
 // Unit test related.
 CC_EXPORT extern const char kCCLayerTreeTestNoTimeout[];
 CC_EXPORT extern const char kCCRebaselinePixeltests[];
 
 }  // namespace switches
 }  // namespace cc
 
 #endif  // CC_BASE_SWITCHES_H_