<webview>: Store <webview> embedder info in ExtensionRendererState

content/public/browser/web_contents.h

Index: content/public/browser/web_contents.h
diff --git a/content/public/browser/web_contents.h b/content/public/browser/web_contents.h
index 6814e175ec4e8f25287b17c7513fa62d7bbd8715..addb53f8d641566d023a0ea54aa08c9e971bd0ed 100644
--- a/content/public/browser/web_contents.h
+++ b/content/public/browser/web_contents.h
@@ -146,6 +146,14 @@ class WebContents : public PageNavigator,
       int y,
       const GetRenderViewHostCallback& callback) = 0;
 
+  // Returns the WebContents embedding this WebContents, if any.
+  // If this is a top-level WebContents then it returns NULL.
+  virtual WebContents* GetEmbedderWebContents() const = 0;
+
+  // Gets the instance ID of the current WebContents if it is embedded
+  // within a BrowserPlugin. It returns 0 if not.
+  virtual int GetInstanceID() const = 0;

[jam, 2013/02/06 17:02:09]

why does this need to be exposed? i don't see it used in the current cl

[Fady Samuel, 2013/02/06 17:06:00]

It is, see in ExtensionRendererState

web_view_info.web_view_instance_id = web_contents->GetInstanceID();

+
   // Gets the current RenderViewHost's routing id. Returns
   // MSG_ROUTING_NONE when there is no RenderViewHost.
   virtual int GetRoutingID() const = 0;