Moving platform tracing things into platform/tracing.

third_party/WebKit/Source/core/animation/CustomCompositorAnimations.cpp

 // Copyright 2016 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 "CustomCompositorAnimations.h"
 
 #include "core/animation/Animation.h"
 #include "core/animation/DocumentTimeline.h"
 #include "core/animation/KeyframeEffect.h"
 #include "core/animation/KeyframeEffectModel.h"
 #include "core/animation/animatable/AnimatableDouble.h"
 #include "core/animation/animatable/AnimatableTransform.h"
 #include "core/animation/animatable/AnimatableValue.h"
-#include "platform/TraceEvent.h"
 #include "platform/graphics/CompositorMutation.h"
+#include "platform/tracing/TraceEvent.h"
 #include "platform/transforms/Matrix3DTransformOperation.h"
 #include "platform/transforms/MatrixTransformOperation.h"
 #include "platform/transforms/TransformOperations.h"
 
 namespace blink {
 
 namespace {
 
 // Create keyframe effect with zero duration, fill mode forward, and two key
 // frames with same value. This corresponding animation is always running and by
@@ skipping 73 matching lines @@
     ops.operations().append(Matrix3DTransformOperation::create(
         TransformationMatrix(mutation.transform())));
     RefPtr<AnimatableValue> animatableValue =
         AnimatableTransform::create(ops, 1);
     m_animation = createOrUpdateAnimation(
         m_animation, element, CSSPropertyTransform, animatableValue.release());
   }
 }
 
 }  // namespace blink