[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 0f9113561b6b3e947b78bc6421dd00819f02bfbe..ff5449505945a811bf018788f85e9afbed9c5111 100644
--- a/chrome/browser/chrome_content_browser_client.cc
+++ b/chrome/browser/chrome_content_browser_client.cc
@@ -256,6 +256,7 @@
 #endif
 
 #if defined(ENABLE_MEDIA_ROUTER)
+#include "chrome/browser/media/router/incognito_presentation_service_delegate.h"
 #include "chrome/browser/media/router/presentation_service_delegate_impl.h"
 #endif
 
@@ -2554,10 +2555,14 @@ 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::IncognitoPresentationServiceDelegate::

[whywhat, 2015/09/14 15:20:39]

nit: is this an Impl of the PresentationServiceDelegate? could be reflected in
the name to be consistent.

[imcheng, 2015/09/26 01:21:56]

Renamed to ReceiverPresentationServiceDelegateImpl - see other comment in
incognito_presentation_service_delegate.h

+          GetOrCreateForWebContents(web_contents);
+    } else {
+      return media_router::PresentationServiceDelegateImpl::
+          GetOrCreateForWebContents(web_contents);
+    }
   }
 #endif
   return nullptr;