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

chrome/browser/chrome_content_browser_client.cc

Index: chrome/browser/chrome_content_browser_client.cc
diff --git a/chrome/browser/chrome_content_browser_client.cc b/chrome/browser/chrome_content_browser_client.cc
index 0c6bf50657f971b69ef0def7172b3ed9d431b383..4dbe0bf358d02ed015a11dd51f69b841ac56a542 100644
--- a/chrome/browser/chrome_content_browser_client.cc
+++ b/chrome/browser/chrome_content_browser_client.cc
@@ -263,6 +263,7 @@
 
 #if defined(ENABLE_MEDIA_ROUTER)
 #include "chrome/browser/media/router/presentation_service_delegate_impl.h"
+#include "chrome/browser/media/router/receiver_presentation_service_delegate_impl.h"
 #endif
 
 #if !defined(OS_ANDROID) && !defined(OS_IOS)
@@ -2591,10 +2592,14 @@ content::PresentationServiceDelegate*
 ChromeContentBrowserClient::GetPresentationServiceDelegate(
       content::WebContents* web_contents) {
 #if defined(ENABLE_MEDIA_ROUTER)
-  if (switches::MediaRouterEnabled() &&
-      !web_contents->GetBrowserContext()->IsOffTheRecord()) {
-    return media_router::PresentationServiceDelegateImpl::
-        GetOrCreateForWebContents(web_contents);
+  if (switches::MediaRouterEnabled()) {
+    if (web_contents->GetBrowserContext()->IsOffTheRecord()) {
+      return media_router::ReceiverPresentationServiceDelegateImpl::
+          FromWebContents(web_contents);
+    } else {
+      return media_router::PresentationServiceDelegateImpl::
+          GetOrCreateForWebContents(web_contents);
+    }
   }
 #endif
   return nullptr;