[Presentation API] (5th) (1-UA) integrate controller and receiver side for 1-UA messaging

content/renderer/presentation/presentation_dispatcher.h

Index: content/renderer/presentation/presentation_dispatcher.h
diff --git a/content/renderer/presentation/presentation_dispatcher.h b/content/renderer/presentation/presentation_dispatcher.h
index 471e73f9d56b37c272c7e9c571ac0e7d25e4d74e..380954f4f0b7aaa2b88f0b48e1bbffcbef128cab 100644
--- a/content/renderer/presentation/presentation_dispatcher.h
+++ b/content/renderer/presentation/presentation_dispatcher.h
@@ -33,6 +33,8 @@ class WebVector;
 
 namespace content {
 
+class PresentationConnectionProxy;
+
 // PresentationDispatcher is a delegate for Presentation API messages used by
 // Blink. It forwards the calls to the Mojo PresentationService.
 class CONTENT_EXPORT PresentationDispatcher
@@ -131,7 +133,8 @@ class CONTENT_EXPORT PresentationDispatcher
       blink::mojom::PresentationSessionInfoPtr session_info,
       blink::mojom::PresentationErrorPtr error);
   void OnReceiverConnectionAvailable(
-      blink::mojom::PresentationSessionInfoPtr) override;
+      blink::mojom::PresentationSessionInfoPtr,
+      blink::mojom::PresentationConnectionPtr) override;
 
   // Call to PresentationService to send the message in |request|.
   // |session_info| and |message| of |reuqest| will be consumed.
@@ -146,6 +149,9 @@ class CONTENT_EXPORT PresentationDispatcher
   void ConnectToPresentationServiceIfNeeded();
 
   void UpdateListeningState();
+  std::unique_ptr<PresentationConnectionProxy>
+  CreateAndSetControllerConnectionProxy(
+      blink::mojom::PresentationSessionInfoPtr session_info);
 
   // Used as a weak reference. Can be null since lifetime is bound to the frame.
   blink::WebPresentationController* controller_;