Fullscreen: make fullscreen requests come from RenderFrame

chrome/browser/ui/fullscreen/fullscreen_controller.h

Index: chrome/browser/ui/fullscreen/fullscreen_controller.h
diff --git a/chrome/browser/ui/fullscreen/fullscreen_controller.h b/chrome/browser/ui/fullscreen/fullscreen_controller.h
index 4b6934e796ea07aa5cf15ec4987a94393271d486..ac7bd217caa9b6c43180eb68c8468ce9332f37a5 100644
--- a/chrome/browser/ui/fullscreen/fullscreen_controller.h
+++ b/chrome/browser/ui/fullscreen/fullscreen_controller.h
@@ -95,6 +95,7 @@ class FullscreenController : public content::NotificationObserver {
   // decide whether to also fullscreen the browser window. See
   // 'FullscreenWithinTab Note'.
   void ToggleFullscreenModeForTab(content::WebContents* web_contents,
+                                  const GURL& origin,

[Charlie Reis, 2014/12/10 00:51:21]

nit: Document what |origin| means and is used for.

[mlamouri (slow - plz ping), 2014/12/10 15:47:02]

Done.

                                   bool enter_fullscreen);
 
   // Platform Fullscreen ///////////////////////////////////////////////////////
@@ -186,14 +187,14 @@ class FullscreenController : public content::NotificationObserver {
   void ToggleFullscreenModeInternal(FullscreenInternalOption option);
   void EnterFullscreenModeInternal(FullscreenInternalOption option);
   void ExitFullscreenModeInternal();
-  void SetFullscreenedTab(content::WebContents* tab);
+  void SetFullscreenedTab(content::WebContents* tab, const GURL& origin);
   void SetMouseLockTab(content::WebContents* tab);
 
   // Make the current tab exit fullscreen mode or mouse lock if it is in it.
   void ExitTabFullscreenOrMouseLockIfNecessary();
   void UpdateFullscreenExitBubbleContent();
 
-  ContentSetting GetFullscreenSetting(const GURL& url) const;
+  ContentSetting GetFullscreenSetting() const;
   ContentSetting GetMouseLockSetting(const GURL& url) const;
 
   bool IsPrivilegedFullscreenForTab() const;
@@ -208,6 +209,10 @@ class FullscreenController : public content::NotificationObserver {
       const;
   void UnlockMouse();
 
+  // Helper methods that should be used in a TAB context.
+  GURL GetRequestingOrigin() const;
+  GURL GetEmbeddingOrigin() const;
+
   Browser* const browser_;
   BrowserWindow* const window_;
   Profile* const profile_;
@@ -217,6 +222,11 @@ class FullscreenController : public content::NotificationObserver {
   // Assign using SetFullscreenedTab().
   content::WebContents* fullscreened_tab_;
 
+  // If a tab is fullscreen, the |fullscreen_origin_| should be used as the
+  // origin with regards to fullscreen. The |fullscreened_tab_| url should be
+  // used as the embedder url.
+  GURL fullscreened_origin_;
+
   // The URL of the extension which trigerred "browser fullscreen" mode.
   GURL extension_caused_fullscreen_;