Blink: Replace all "plug-in" with "plugin".

Source/web/WebFrameWidgetImpl.cpp

 /*
  * Copyright (C) 2014 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 727 matching lines @@
 
     if (!focusedFrame || !focusedFrame->isLocalFrame())
         return false;
 
     RefPtrWillBeRawPtr<LocalFrame> frame = toLocalFrame(focusedFrame.get());
 
     PlatformKeyboardEventBuilder evt(event);
 
     if (frame->eventHandler().keyEvent(evt)) {
         if (WebInputEvent::RawKeyDown == event.type) {
-            // Suppress the next keypress event unless the focused node is a plug-in node.
+            // Suppress the next keypress event unless the focused node is a plugin node.
             // (Flash needs these keypress events to handle non-US keyboards.)
             Element* element = focusedElement();
             if (!element || !element->layoutObject() || !element->layoutObject()->isEmbeddedObject())
                 m_suppressNextKeypressEvent = true;
         }
         return true;
     }
 
     return keyEventDefault(event);
 }
@@ skipping 264 matching lines @@
     // correspond to Page visibility, but is necessary until we properly sort out OOPIF visibility.
     m_page->setVisibilityState(static_cast<PageVisibilityState>(visibilityState), isInitialState);
 
     if (m_layerTreeView) {
         bool visible = visibilityState == WebPageVisibilityStateVisible;
         m_layerTreeView->setVisible(visible);
     }
 }
 
 } // namespace blink