Switch the inheritance of WebView from WebWidget to protected.

third_party/WebKit/public/web/WebView.h

 /*
  * Copyright (C) 2009, 2010, 2011, 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 51 matching lines @@
 class WebViewClient;
 class WebViewScheduler;
 struct WebActiveWheelFlingParameters;
 struct WebDeviceEmulationParams;
 struct WebFloatPoint;
 struct WebMediaPlayerAction;
 struct WebPluginAction;
 struct WebPoint;
 struct WebWindowFeatures;
 
-class WebView : public WebWidget {
+class WebView : protected WebWidget {
 public:
     BLINK_EXPORT static const double textSizeMultiplierRatio;
     BLINK_EXPORT static const double minTextSizeMultiplier;
     BLINK_EXPORT static const double maxTextSizeMultiplier;
 
     enum StyleInjectionTarget {
         InjectStyleInAllFrames,
         InjectStyleInTopFrameOnly
     };
 
+    // WebWidget overrides.
+    using WebWidget::close;
+    using WebWidget::size;
+    using WebWidget::resize;
+    using WebWidget::resizeVisualViewport;
+    using WebWidget::didEnterFullScreen;
+    using WebWidget::didExitFullScreen;
+    using WebWidget::beginFrame;
+    using WebWidget::updateAllLifecyclePhases;
+    using WebWidget::paint;
+    using WebWidget::paintIgnoringCompositing;
+    using WebWidget::layoutAndPaintAsync;
+    using WebWidget::compositeAndReadbackAsync;
+    using WebWidget::themeChanged;
+    using WebWidget::handleInputEvent;
+    using WebWidget::setCursorVisibilityState;
+    using WebWidget::hasTouchEventHandlersAt;
+    using WebWidget::applyViewportDeltas;
+    using WebWidget::mouseCaptureLost;
+    using WebWidget::setFocus;
+    using WebWidget::setComposition;
+    using WebWidget::confirmComposition;
+    using WebWidget::compositionRange;
+    using WebWidget::textInputInfo;
+    using WebWidget::textInputType;
+    using WebWidget::selectionBounds;
+    using WebWidget::selectionTextDirection;
+    using WebWidget::isSelectionAnchorFirst;
+    using WebWidget::caretOrSelectionRange;
+    using WebWidget::setTextDirection;
+    using WebWidget::isAcceleratedCompositingActive;
+    using WebWidget::isWebView;
+    using WebWidget::isPagePopup;
+    using WebWidget::willCloseLayerTreeView;
+    using WebWidget::didAcquirePointerLock;
+    using WebWidget::didNotAcquirePointerLock;
+    using WebWidget::didLosePointerLock;
+    using WebWidget::didChangeWindowResizerRect;
+    using WebWidget::backgroundColor;
+    using WebWidget::pagePopup;
+    using WebWidget::updateTopControlsState;
 
     // Initialization ------------------------------------------------------
 
     // Creates a WebView that is NOT yet initialized. You will need to
     // call setMainFrame to finish the initialization. It is valid
     // to pass a null client pointer.
     BLINK_EXPORT static WebView* create(WebViewClient*);
 
     // After creating a WebView, you should immediately call this method.
     // You can optionally modify the settings before calling this method.
@@ skipping 388 matching lines @@
     // Testing functionality for TestRunner ---------------------------------
 
     // Force the webgl context to fail so that webglcontextcreationerror
     // event gets generated/tested.
     virtual void forceNextWebGLContextCreationToFail() = 0;
 
     // Force the drawing buffer used by webgl contexts to fail so that the webgl
     // context's ability to deal with that failure gracefully can be tested.
     virtual void forceNextDrawingBufferCreationToFail() = 0;
 
+    // TODO(lfg): Remove this once the refactor of WebView/WebWidget is
+    // completed.
+    WebWidget* widget() { return this; }
+
 protected:
     ~WebView() {}
 };
 
 } // namespace blink
 
 #endif