Remove ~1750 superfluous includes from core

Source/core/platform/graphics/chromium/AnimationTranslationUtil.cpp

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
  *     notice, this list of conditions and the following disclaimer in the
  *     documentation and/or other materials provided with the distribution.
  *
  * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
  * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "config.h"
 
 #include "core/platform/graphics/chromium/AnimationTranslationUtil.h"
 
-#include "SkMatrix44.h"
 #include "core/css/LengthFunctions.h"
-#include "core/platform/Length.h"
 #include "core/platform/graphics/FloatSize.h"
 #include "core/platform/graphics/GraphicsLayer.h"
 #include "core/platform/graphics/chromium/TransformSkMatrix44Conversions.h"
-#include "core/platform/graphics/transforms/IdentityTransformOperation.h"
 #include "core/platform/graphics/transforms/Matrix3DTransformOperation.h"
 #include "core/platform/graphics/transforms/MatrixTransformOperation.h"
 #include "core/platform/graphics/transforms/PerspectiveTransformOperation.h"
 #include "core/platform/graphics/transforms/RotateTransformOperation.h"
 #include "core/platform/graphics/transforms/ScaleTransformOperation.h"
 #include "core/platform/graphics/transforms/SkewTransformOperation.h"
 #include "core/platform/graphics/transforms/TransformOperations.h"
 #include "core/platform/graphics/transforms/TranslateTransformOperation.h"
 
 #include <public/Platform.h>
@@ skipping 239 matching lines @@
 
     if (values.property() == AnimatedPropertyOpacity) {
         OwnPtr<WebFloatAnimationCurve> curve = adoptPtr(Platform::current()->compositorSupport()->createFloatAnimationCurve());
         return createWebAnimation<FloatAnimationValue, WebFloatKeyframe, WebFloatAnimationCurve>(values, animation, animationId, timeOffset, curve.get(), WebKit::WebAnimation::TargetPropertyOpacity, FloatSize());
     }
 
     return nullptr;
 }
 
 } // namespace WebCore