Cleanup namespace usage in Source/web/.

Source/web/WebPluginScrollbarImpl.cpp

 /*
  * 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:
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
  *     notice, this list of conditions and the following disclaimer in the
@@ skipping 23 matching lines @@
 #include "public/platform/WebCanvas.h"
 #include "public/platform/WebRect.h"
 #include "public/platform/WebVector.h"
 #include "public/web/WebInputEvent.h"
 #include "public/web/WebPluginScrollbarClient.h"
 #include "web/ScrollbarGroup.h"
 #include "web/WebInputEventConversion.h"
 #include "web/WebPluginContainerImpl.h"
 #include "web/WebViewImpl.h"
 
-using namespace blink;
-
 namespace blink {
 
 WebPluginScrollbar* WebPluginScrollbar::createForPlugin(Orientation orientation,
                                                         WebPluginContainer* pluginContainer,
                                                         WebPluginScrollbarClient* client)
 {
     WebPluginContainerImpl* plugin = toWebPluginContainerImpl(pluginContainer);
     return new WebPluginScrollbarImpl(orientation, plugin->scrollbarGroup(), client);
 }
 
 int WebPluginScrollbar::defaultThickness()
 {
     return ScrollbarTheme::theme()->scrollbarThickness();
 }
 
 WebPluginScrollbarImpl::WebPluginScrollbarImpl(Orientation orientation,
                                    ScrollbarGroup* group,
                                    WebPluginScrollbarClient* client)
     : m_group(group)
     , m_client(client)
     , m_scrollOffset(0)
 {
     m_scrollbar = Scrollbar::create(
         static_cast<ScrollableArea*>(m_group),
-        static_cast<blink::ScrollbarOrientation>(orientation),
+        static_cast<ScrollbarOrientation>(orientation),
         blink::RegularScrollbar);
     m_group->scrollbarCreated(this);
 }
 
 WebPluginScrollbarImpl::~WebPluginScrollbarImpl()
 {
     m_group->scrollbarDestroyed(this);
 }
 
 void WebPluginScrollbarImpl::setScrollOffset(int scrollOffset)
@@ skipping 95 matching lines @@
     return static_cast<WebScrollbar::ScrollbarPart>(m_scrollbar->hoveredPart());
 }
 
 WebScrollbar::ScrollbarOverlayStyle WebPluginScrollbarImpl::scrollbarOverlayStyle() const
 {
     return static_cast<WebScrollbar::ScrollbarOverlayStyle>(m_scrollbar->scrollbarOverlayStyle());
 }
 
 WebScrollbar::Orientation WebPluginScrollbarImpl::orientation() const
 {
-    if (m_scrollbar->orientation() == blink::HorizontalScrollbar)
+    if (m_scrollbar->orientation() == HorizontalScrollbar)
         return WebScrollbar::Horizontal;
     return WebScrollbar::Vertical;
 }
 
 bool WebPluginScrollbarImpl::isLeftSideVerticalScrollbar() const
 {
     return false;
 }
 
 bool WebPluginScrollbarImpl::isCustomScrollbar() const
@@ skipping 167 matching lines @@
     blink::ScrollDirection scrollDirection;
     blink::ScrollGranularity scrollGranularity;
     if (WebViewImpl::mapKeyCodeForScroll(keyCode, &scrollDirection, &scrollGranularity)) {
         // Will return false if scroll direction wasn't compatible with this scrollbar.
         return m_group->scroll(scrollDirection, scrollGranularity);
     }
     return false;
 }
 
 } // namespace blink