Make classes and structures in web fast-allocated.

Source/web/TextFinder.h

 /*
  * Copyright (C) 2009 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 33 matching lines @@
 #include "wtf/text/WTFString.h"
 
 namespace blink {
 
 class Range;
 class WebLocalFrameImpl;
 
 template <typename T> class WebVector;
 
 class TextFinder final : public NoBaseWillBeGarbageCollectedFinalized<TextFinder> {
+    WTF_MAKE_FAST_ALLOCATED_WILL_BE_REMOVED(TextFinder);
 public:
     static PassOwnPtrWillBeRawPtr<TextFinder> create(WebLocalFrameImpl& ownerFrame);
 
     bool find(
         int identifier, const WebString& searchText, const WebFindOptions&,
         bool wrapWithinFrame, WebRect* selectionRect);
     void stopFindingAndClearSelection();
     void scopeStringMatches(
         int identifier, const WebString& searchText, const WebFindOptions&,
         bool reset);
@@ skipping 219 matching lines @@
     // Determines if the rects in the find-in-page matches cache of this frame
     // are invalid and should be recomputed.
     bool m_findMatchRectsAreValid;
 };
 
 } // namespace blink
 
 WTF_ALLOW_INIT_WITH_MEM_FUNCTIONS(blink::TextFinder::FindMatch);
 
 #endif // TextFinder_h