Web MIDI: add assign() and equals() to WebMIDIPermissionRequest

Source/web/WebPluginContainerImpl.cpp

 /*
  * 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 466 matching lines @@
     // hitTestResultAtPoint() takes a padding rectangle.
     // FIXME: We'll be off by 1 when the width or height is even.
     IntRect documentRect(x() + rect.x, y() + rect.y, rect.width, rect.height);
     LayoutPoint center = documentRect.center();
     // Make the rect we're checking (the point surrounded by padding rects) contained inside the requested rect. (Note that -1/2 is 0.)
     LayoutSize padding((documentRect.width() - 1) / 2, (documentRect.height() - 1) / 2);
     HitTestResult result = frame->eventHandler()->hitTestResultAtPoint(center, HitTestRequest::ReadOnly | HitTestRequest::Active | HitTestRequest::DisallowShadowContent, padding);
     const HitTestResult::NodeSet& nodes = result.rectBasedTestResult();
     if (nodes.size() != 1)
         return false;
-    return (nodes.first().get() == m_element);
+    return nodes.first().get() == m_element;
 }
 
 void WebPluginContainerImpl::requestTouchEventType(TouchEventRequestType requestType)
 {
     if (m_touchEventRequestType == requestType)
         return;
 
     if (requestType != TouchEventRequestTypeNone && m_touchEventRequestType == TouchEventRequestTypeNone)
         m_element->document()->didAddTouchEventHandler(m_element);
     else if (requestType == TouchEventRequestTypeNone && m_touchEventRequestType != TouchEventRequestTypeNone)
@@ skipping 388 matching lines @@
         // Take our element and get the clip rect from the enclosing layer and
         // frame view.
         clipRect.intersect(
             m_element->document()->view()->windowClipRectForFrameOwner(m_element, true));
     }
 
     return clipRect;
 }
 
 } // namespace WebKit