Added PointerEvent firing on touch events.

Source/core/frame/EventHandlerRegistry.h

 // Copyright 2014 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 EventHandlerRegistry_h
 #define EventHandlerRegistry_h
 
 #include "core/CoreExport.h"
 #include "core/frame/FrameHost.h"
 #include "wtf/HashCountedSet.h"
@@ skipping 12 matching lines @@
 public:
     explicit EventHandlerRegistry(FrameHost&);
     virtual ~EventHandlerRegistry();
 
     // Supported event handler classes. Note that each one may correspond to
     // multiple event types.
     enum EventHandlerClass {
         ScrollEvent,
         WheelEvent,
         TouchEvent,
+        PointerEvent,

[Rick Byers, 2015/06/11 04:14:56]

It's kind of misleading to add this and then not use it.  Just leave it out for
now?

[mustaq, 2015/06/12 16:05:23]

Done.

 #if ENABLE(ASSERT)
         // Additional event categories for verifying handler tracking logic.
         EventsForTesting,
 #endif
         EventHandlerClassCount, // Must be the last entry.
     };
 
     // Returns true if the FrameHost has event handlers of the specified class.
     bool hasEventHandlers(EventHandlerClass) const;
 
@@ skipping 55 matching lines @@
 
     void checkConsistency() const;
 
     FrameHost& m_frameHost;
     EventTargetSet m_targets[EventHandlerClassCount];
 };
 
 } // namespace blink
 
 #endif // EventHandlerRegistry_h