<webview>: Make contentWindow available prior to attachment (on display:none).

content/browser/browser_plugin/browser_plugin_guest.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // A BrowserPluginGuest is the browser side of a browser <--> embedder
 // renderer channel. A BrowserPlugin (a WebPlugin) is on the embedder
 // renderer side of browser <--> embedder renderer communication.
 //
 // BrowserPluginGuest lives on the UI thread of the browser process. Any
 // messages about the guest render process that the embedder might be interested
@@ skipping 10 matching lines @@
 #include <map>
 #include <queue>
 
 #include "base/compiler_specific.h"
 #include "base/memory/linked_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "base/values.h"
 #include "content/common/edit_command.h"
 #include "content/common/input/input_event_ack_state.h"
 #include "content/public/browser/browser_plugin_guest_delegate.h"
+#include "content/public/browser/guest_host.h"
 #include "content/public/browser/readback_types.h"
 #include "content/public/browser/web_contents_observer.h"
 #include "third_party/WebKit/public/platform/WebFocusType.h"
 #include "third_party/WebKit/public/web/WebCompositionUnderline.h"
 #include "third_party/WebKit/public/web/WebDragOperation.h"
 #include "third_party/WebKit/public/web/WebDragStatus.h"
 #include "third_party/WebKit/public/web/WebInputEvent.h"
 #include "ui/base/ime/text_input_mode.h"
 #include "ui/base/ime/text_input_type.h"
 #include "ui/gfx/geometry/rect.h"
 
-class GuestSizer;
-class SkBitmap;
 struct BrowserPluginHostMsg_Attach_Params;
 struct FrameHostMsg_CompositorFrameSwappedACK_Params;
 struct FrameHostMsg_ReclaimCompositorResources_Params;
 struct FrameMsg_CompositorFrameSwapped_Params;
 
 #if defined(OS_MACOSX)
 struct FrameHostMsg_ShowPopup_Params;
 #endif
 
 namespace cc {
@@ skipping 16 matching lines @@
 // A browser plugin guest provides functionality for WebContents to operate in
 // the guest role and implements guest-specific overrides for ViewHostMsg_*
 // messages.
 //
 // When a guest is initially created, it is in an unattached state. That is,
 // it is not visible anywhere and has no embedder WebContents assigned.
 // A BrowserPluginGuest is said to be "attached" if it has an embedder.
 // A BrowserPluginGuest can also create a new unattached guest via
 // CreateNewWindow. The newly created guest will live in the same partition,
 // which means it can share storage and can script this guest.
-class CONTENT_EXPORT BrowserPluginGuest : public GuestSizer,
+class CONTENT_EXPORT BrowserPluginGuest : public GuestHost,
                                           public WebContentsObserver {
  public:
   ~BrowserPluginGuest() override;
 
   // The WebContents passed into the factory method here has not been
   // initialized yet and so it does not yet hold a SiteInstance.
   // BrowserPluginGuest must be constructed and installed into a WebContents
   // prior to its initialization because WebContents needs to determine what
   // type of WebContentsView to construct on initialization. The content
   // embedder needs to be aware of |guest_site_instance| on the guest's
@@ skipping 34 matching lines @@
   bool mouse_locked() const { return mouse_locked_; }
 
   // Called when the embedder WebContents changes visibility.
   void EmbedderVisibilityChanged(bool visible);
 
   // Creates a new guest WebContentsImpl with the provided |params| with |this|
   // as the |opener|.
   WebContentsImpl* CreateNewGuestWindow(
       const WebContents::CreateParams& params);
 
+  // Creates, if necessary, and returns the routing ID of a proxy for the guest
+  // in the owner's renderer process.
+  int GetGuestProxyRoutingID();
+
   // Returns the identifier that uniquely identifies a browser plugin guest
   // within an embedder.
   int browser_plugin_instance_id() const { return browser_plugin_instance_id_; }
 
   bool OnMessageReceivedFromEmbedder(const IPC::Message& message);
 
   WebContentsImpl* embedder_web_contents() const {
     return attached_ ? owner_web_contents_ : nullptr;
   }
 
@@ skipping 14 matching lines @@
       RenderFrameHost* render_frame_host,
       const GURL& url,
       ui::PageTransition transition_type) override;
 
   void RenderViewReady() override;
   void RenderProcessGone(base::TerminationStatus status) override;
   bool OnMessageReceived(const IPC::Message& message) override;
   bool OnMessageReceived(const IPC::Message& message,
                          RenderFrameHost* render_frame_host) override;
 
-  // GuestSizer implementation.
+  // GuestHost implementation.
+  int LoadURLWithParams(
+      const NavigationController::LoadURLParams& load_params) override;
   void SizeContents(const gfx::Size& new_size) override;
+  void WillDestroy() override;
 
   // Exposes the protected web_contents() from WebContentsObserver.
   WebContentsImpl* GetWebContents() const;
 
   gfx::Point GetScreenCoordinates(const gfx::Point& relative_position) const;
 
   // Helper to send messages to embedder. If this guest is not yet attached,
   // then IPCs will be queued until attachment.
   void SendMessageToEmbedder(IPC::Message* msg);
 
@@ skipping 41 matching lines @@
 
  private:
   class EmbedderVisibilityObserver;
 
   // BrowserPluginGuest is a WebContentsObserver of |web_contents| and
   // |web_contents| has to stay valid for the lifetime of BrowserPluginGuest.
   BrowserPluginGuest(bool has_render_view,
                      WebContentsImpl* web_contents,
                      BrowserPluginGuestDelegate* delegate);
 
-  void WillDestroy();
-
   void InitInternal(const BrowserPluginHostMsg_Attach_Params& params,
                     WebContentsImpl* owner_web_contents);
 
   bool InAutoSizeBounds(const gfx::Size& size) const;
 
   // Message handlers for messages from embedder.
   void OnCompositorFrameSwappedACK(
       int instance_id,
       const FrameHostMsg_CompositorFrameSwappedACK_Params& params);
   void OnDetach(int instance_id);
@@ skipping 166 matching lines @@
   // Weak pointer used to ask GeolocationPermissionContext about geolocation
   // permission.
   base::WeakPtrFactory<BrowserPluginGuest> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(BrowserPluginGuest);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_BROWSER_PLUGIN_BROWSER_PLUGIN_GUEST_H_