Make classes and structures in core/html fast-allocated.

Source/core/html/forms/DateTimeChooser.h

 /*
  * 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:
  *
  *     * 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 15 matching lines @@
  * 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.
  */
 
 #ifndef DateTimeChooser_h
 #define DateTimeChooser_h
 
 #include "core/CoreExport.h"
 #include "platform/geometry/IntRect.h"
+#include "wtf/Allocator.h"
 #include "wtf/RefCounted.h"
 #include "wtf/text/WTFString.h"
 
 namespace blink {
 
 class AXObject;
 
 struct DateTimeSuggestion {
+    ALLOW_ONLY_INLINE_ALLOCATION();
     double value;
     String localizedValue;
     String label;
 };
 
 struct DateTimeChooserParameters {
+    DISALLOW_ALLOCATION();
     AtomicString type;
     IntRect anchorRectInRootFrame;
     IntRect anchorRectInScreen;
     // Locale name for which the chooser should be localized. This
     // might be an invalid name because it comes from HTML lang
     // attributes.
     AtomicString locale;
     // FIXME: Remove. Deprecated in favor of doubleValue.
     String currentValue;
     double doubleValue;
@@ skipping 11 matching lines @@
 public:
     virtual ~DateTimeChooser();
 
     virtual void endChooser() = 0;
     // Returns a root AXObject in the DateTimeChooser if it's available.
     virtual AXObject* rootAXObject() = 0;
 };
 
 } // namespace blink
 #endif // DateTimeChooser_h