Check all settings when checking mic and camera access

content/public/browser/content_browser_client.h

Index: content/public/browser/content_browser_client.h
diff --git a/content/public/browser/content_browser_client.h b/content/public/browser/content_browser_client.h
index f8253a663b2c4f3595bfb4aaf3d8c84d7be5c786..a670c7823a83be166f6b8d51219d4c908290f07f 100644
--- a/content/public/browser/content_browser_client.h
+++ b/content/public/browser/content_browser_client.h
@@ -18,6 +18,7 @@
 #include "content/public/browser/certificate_request_result_type.h"
 #include "content/public/browser/desktop_notification_delegate.h"
 #include "content/public/common/content_client.h"
+#include "content/public/common/media_stream_request.h"
 #include "content/public/common/resource_type.h"
 #include "content/public/common/socket_permission_request.h"
 #include "content/public/common/window_container_type.h"
@@ -637,6 +638,13 @@ class CONTENT_EXPORT ContentBrowserClient {
   virtual ExternalVideoSurfaceContainer*
   OverrideCreateExternalVideoSurfaceContainer(WebContents* web_contents);
 #endif
+
+// Checks if |security_origin| has permission to access the microphone or
+// camera. Note that this does not query the user. |type| must be
+// MEDIA_DEVICE_AUDIO_CAPTURE or MEDIA_DEVICE_VIDEO_CAPTURE.
+virtual bool CheckMediaAccessPermission(BrowserContext* browser_context,

[jam, 2014/09/02 19:56:42]

this should be on BrowserContext, since it's a method that is per-BrowserContext

ContentBrowserClient is a last-resort when a callback from content has no other
delegate interface

+                                        const GURL& security_origin,
+                                        MediaStreamType type);
 };
 
 }  // namespace content