Start USING_FAST_MALLOC for more paint data structures

third_party/WebKit/Source/platform/graphics/paint/GeometryMapperClipCache.h

 // Copyright 2017 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.
 
 #ifndef GeometryMapperClipCache_h
 #define GeometryMapperClipCache_h
 
 #include "platform/PlatformExport.h"
 #include "platform/graphics/paint/FloatClipRect.h"
 #include "wtf/Vector.h"
 
 namespace blink {
 
 class ClipPaintPropertyNode;
 class FloatClipRect;
 class TransformPaintPropertyNode;
 
 // A GeometryMapperClipCache hangs off a ClipPaintPropertyNode. It stores
 // cached "clip visual rects" (See GeometryMapper.h) from that node in
 // ancestor spaces.
 class PLATFORM_EXPORT GeometryMapperClipCache {
+  USING_FAST_MALLOC(GeometryMapperClipCache);
+
  public:
   GeometryMapperClipCache();
 
   struct ClipAndTransform {
     const ClipPaintPropertyNode* ancestorClip;
     const TransformPaintPropertyNode* ancestorTransform;
     bool operator==(const ClipAndTransform& other) const {
       return ancestorClip == other.ancestorClip &&
              ancestorTransform == other.ancestorTransform;
     }
@@ skipping 27 matching lines @@
 
   Vector<ClipCacheEntry> m_clipCache;
   unsigned m_cacheGeneration;
 
   DISALLOW_COPY_AND_ASSIGN(GeometryMapperClipCache);
 };
 
 }  // namespace blink
 
 #endif  // GeometryMapperClipCache_h