Introduce WebPluginContainerBase to abstract WebPluginContainerImpl.

third_party/WebKit/Source/web/WebPluginContainerImpl.h

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  * Copyright (C) 2014 Opera Software ASA. 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.
@@ skipping 15 matching lines @@
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef WebPluginContainerImpl_h
 #define WebPluginContainerImpl_h
 
 #include "core/dom/ContextLifecycleObserver.h"
-#include "core/plugins/PluginView.h"
+#include "core/exported/WebPluginContainerBase.h"
 #include "platform/heap/Handle.h"
 #include "platform/wtf/Compiler.h"
 #include "platform/wtf/PassRefPtr.h"
 #include "platform/wtf/Vector.h"
 #include "platform/wtf/text/WTFString.h"
 #include "public/platform/WebCoalescedInputEvent.h"
 #include "public/platform/WebTouchEvent.h"
 #include "public/web/WebPluginContainer.h"
 #include "web/WebExport.h"
 
 namespace blink {
 
 class GestureEvent;
 class HTMLFrameOwnerElement;
 class HTMLPlugInElement;
 class IntRect;
 class KeyboardEvent;
 class MouseEvent;
 class ResourceError;
 class ResourceResponse;
 class TouchEvent;
 class WebPlugin;
 class WheelEvent;
 struct WebPrintParams;
 struct WebPrintPresetOptions;
 
-class WEB_EXPORT WebPluginContainerImpl final
-    : public GarbageCollectedFinalized<WebPluginContainerImpl>,
-      public PluginView,
-      NON_EXPORTED_BASE(public WebPluginContainer),
-      public ContextClient {
-  USING_GARBAGE_COLLECTED_MIXIN(WebPluginContainerImpl);
-  USING_PRE_FINALIZER(WebPluginContainerImpl, Dispose);
-
+class WEB_EXPORT WebPluginContainerImpl final : public WebPluginContainerBase {
  public:
   static WebPluginContainerImpl* Create(HTMLPlugInElement* element,
                                         WebPlugin* web_plugin) {
     return new WebPluginContainerImpl(element, web_plugin);
   }
   ~WebPluginContainerImpl() override;
 
   // PluginView methods
   void SetParent(FrameView*) override;
   FrameView* Parent() const override { return parent_; };
@@ skipping 59 matching lines @@
   void SetWebLayer(WebLayer*) override;
 
   void RequestFullscreen() override;
   bool IsFullscreenElement() const override;
   void CancelFullscreen() override;
 
   // Printing interface. The plugin can support custom printing
   // (which means it controls the layout, number of pages etc).
   // Whether the plugin supports its own paginated print. The other print
   // interface methods are called only if this method returns true.
-  bool SupportsPaginatedPrint() const;
+  bool SupportsPaginatedPrint() const override;
   // If the plugin content should not be scaled to the printable area of
   // the page, then this method should return true.
-  bool IsPrintScalingDisabled() const;
+  bool IsPrintScalingDisabled() const override;
   // Returns true on success and sets the out parameter to the print preset
   // options for the document.
-  bool GetPrintPresetOptionsFromDocument(WebPrintPresetOptions*) const;
+  bool GetPrintPresetOptionsFromDocument(WebPrintPresetOptions*) const override;
   // Sets up printing at the specified WebPrintParams. Returns the number of
   // pages to be printed at these settings.
-  int PrintBegin(const WebPrintParams&) const;
+  int PrintBegin(const WebPrintParams&) const override;
   // Prints the page specified by pageNumber (0-based index) into the supplied
   // canvas.
-  void PrintPage(int page_number, GraphicsContext&, const IntRect& paint_rect);
+  void PrintPage(int page_number,
+                 GraphicsContext&,
+                 const IntRect& paint_rect) override;
   // Ends the print operation.
-  void PrintEnd();
+  void PrintEnd() override;
 
   // Copy the selected text.
   void Copy();
 
   // Pass the edit command to the plugin.
-  bool ExecuteEditCommand(const WebString& name);
-  bool ExecuteEditCommand(const WebString& name, const WebString& value);
+  bool ExecuteEditCommand(const WebString& name) override;
+  bool ExecuteEditCommand(const WebString& name,
+                          const WebString& value) override;
 
   // Resource load events for the plugin's source data:
   void DidReceiveResponse(const ResourceResponse&) override;
   void DidReceiveData(const char* data, int data_length) override;
-  void DidFinishLoading();
-  void DidFailLoading(const ResourceError&);
+  void DidFinishLoading() override;
+  void DidFailLoading(const ResourceError&) override;
 
   DECLARE_VIRTUAL_TRACE();
   void Dispose() override;
 
  private:
   // Sets |windowRect| to the content rect of the plugin in screen space.
   // Sets |clippedAbsoluteRect| to the visible rect for the plugin, clipped to
   // the visible screen of the root frame, in local space of the plugin.
   // Sets |unclippedAbsoluteRect| to the visible rect for the plugin (but
   // without also clipping to the screen), in local space of the plugin.
@@ skipping 17 matching lines @@
   void HandleGestureEvent(GestureEvent*);
 
   void SynthesizeMouseEventIfPossible(TouchEvent*);
 
   void FocusPlugin();
 
   void IssuePaintInvalidations();
 
   void CalculateGeometry(IntRect& window_rect,
                          IntRect& clip_rect,
-                         IntRect& unobscured_rect);
+                         IntRect& unobscured_rect) override;
 
   friend class WebPluginContainerTest;
 
   Member<FrameView> parent_;
   Member<HTMLPlugInElement> element_;
   WebPlugin* web_plugin_;
   WebLayer* web_layer_;
   IntRect frame_rect_;
   IntRect pending_invalidation_rect_;
   TouchEventRequestType touch_event_request_type_;
@@ skipping 12 matching lines @@
 // WebPluginContainerImpl is the only subclass of WebPluginContainer.
 DEFINE_TYPE_CASTS(WebPluginContainerImpl,
                   WebPluginContainer,
                   container,
                   true,
                   true);
 
 }  // namespace blink
 
 #endif