[Presentation API] 1-UA presentation support + presenter APIs.

chrome/browser/media/router/presentation_service_delegate_impl.h

Index: chrome/browser/media/router/presentation_service_delegate_impl.h
diff --git a/chrome/browser/media/router/presentation_service_delegate_impl.h b/chrome/browser/media/router/presentation_service_delegate_impl.h
index c26adbf43e3eb5fad4de41891fbe4502846a3ec0..3a0eab4f816e7b0904db661b46b56cbe9e86f1a4 100644
--- a/chrome/browser/media/router/presentation_service_delegate_impl.h
+++ b/chrome/browser/media/router/presentation_service_delegate_impl.h
@@ -16,6 +16,7 @@
 #include "base/observer_list.h"
 #include "chrome/browser/media/router/media_router.h"
 #include "chrome/browser/media/router/media_source.h"
+#include "chrome/browser/media/router/render_frame_host_helper.h"
 #include "content/public/browser/presentation_service_delegate.h"
 #include "content/public/browser/web_contents_observer.h"
 #include "content/public/browser/web_contents_user_data.h"
@@ -32,6 +33,7 @@ namespace media_router {
 
 class MediaRoute;
 class MediaSinksObserver;
+class OneUAPresentationRouter;
 class PresentationFrameManager;
 class PresentationSessionStateObserver;
 
@@ -93,15 +95,24 @@ class PresentationServiceDelegateImpl
       int render_frame_id,
       const content::PresentationSessionInfo& session,
       const content::PresentationSessionMessageCallback& message_cb) override;
-  void SendMessage(int render_process_id,
-                   int render_frame_id,
-                   const content::PresentationSessionInfo& session,
-                   scoped_ptr<content::PresentationSessionMessage> message,
-                   const SendMessageCallback& send_message_cb) override;
+  void SendMessage(
+      int render_process_id,
+      int render_frame_id,
+      const content::PresentationSessionInfo& session,
+      scoped_ptr<content::PresentationSessionMessage> message,
+      const content::SendMessageCallback& send_message_cb) override;
   void ListenForSessionStateChange(
       int render_process_id,
       int render_frame_id,
       const content::SessionStateChangedCallback& state_changed_cb) override;
+  void GetPresenterSession(

[mark a. foltz, 2015/09/11 23:24:20]

FWIW, the terminology in the spec group is moving towards PresentationReceiver
to designate the browsing context that hosts the presentation.

https://github.com/w3c/presentation-api/pull/186

So this could be GetPresentationReceiverSession...

[imcheng, 2015/09/26 01:21:57]

Done.

+      int render_process_id,
+      int render_frame_id,
+      const content::PresenterSessionAvailableCallback& success_callback,
+      const base::Callback<void(const std::string&)>& error_callback) override;
+  std::vector<content::PresentationSessionInfo> GetPresenterSessions(
+      int render_process_id,
+      int render_frame_id) override;
 
   // Callback invoked when there is a route response from CreateRoute/JoinRoute
   // outside of a Presentation API request. This could be due to
@@ -109,7 +120,8 @@ class PresentationServiceDelegateImpl
   // a media route provider (e.g., autojoin).
   void OnRouteResponse(const MediaRoute* route,
                        const std::string& presentation_id,
-                       const std::string& error);
+                       const std::string& error,
+                       bool is_one_ua_presentation);
 
   // Returns the default MediaSource for this tab if there is one.
   // Returns an empty MediaSource otherwise.
@@ -164,14 +176,16 @@ class PresentationServiceDelegateImpl
                            const PresentationSessionErrorCallback& error_cb,
                            const MediaRoute* route,
                            const std::string& presentation_id,
-                           const std::string& error_text);
+                           const std::string& error_text,
+                           bool is_one_ua_presentation);
 
   void OnStartSessionSucceeded(
       int render_process_id,
       int render_frame_id,
       const PresentationSessionSuccessCallback& success_cb,
       const content::PresentationSessionInfo& new_session,
-      const MediaRoute::Id& route_id);
+      const MediaRoute::Id& route_id,

[mark a. foltz, 2015/09/11 23:24:20]

Can we pass the MediaRoute* here and ask if it's an offscreen presentation?

[imcheng, 2015/09/26 01:21:57]

Done.

+      bool is_one_ua_presentation);
 
   // Returns |true| if the frame is the main frame of |web_contents_|.
   bool IsMainFrame(int render_process_id, int render_frame_id) const;
@@ -182,6 +196,10 @@ class PresentationServiceDelegateImpl
       const MediaSource& new_default_source,
       const GURL& new_default_frame_url);
 
+  void RegisterOneUAPresentationController(
+      const content::PresentationSessionInfo& session,
+      const RenderFrameHostId& controller_frame_id);
+
   // Default MediaSource for the tab associated with this instance.
   MediaSource default_source_;
   // URL of the frame that contains the default MediaSource.
@@ -192,9 +210,10 @@ class PresentationServiceDelegateImpl
       DefaultMediaSourceObserver> default_media_source_observers_;
 
   // References to the WebContents that owns this instance, and associated
-  // browser profile's MediaRouter instance.
-  content::WebContents* web_contents_;
+  // browser profile's MediaRouter/OneUAPresentationRouter instances.
+  content::WebContents* const web_contents_;
   MediaRouter* router_;
+  OneUAPresentationRouter* const one_ua_presentation_router_;
 
   scoped_ptr<PresentationFrameManager> frame_manager_;