Check media permissions through RenderFrameHostDelegate.

extensions/shell/browser/shell_extension_host_delegate.cc

Index: extensions/shell/browser/shell_extension_host_delegate.cc
diff --git a/extensions/shell/browser/shell_extension_host_delegate.cc b/extensions/shell/browser/shell_extension_host_delegate.cc
index 0053c64f0f43a02a5a0751cdcc774967f9d3dfc9..a02d604df4e2f0b716228c2627d6ac94e51f58aa 100644
--- a/extensions/shell/browser/shell_extension_host_delegate.cc
+++ b/extensions/shell/browser/shell_extension_host_delegate.cc
@@ -52,5 +52,13 @@ void ShellExtensionHostDelegate::ProcessMediaAccessRequest(
       web_contents, request, callback, extension);
 }
 
-}  // namespace extensions
+bool ShellExtensionHostDelegate::CheckMediaAccessPermission(
+    content::WebContents* web_contents,
+    const GURL& security_origin,
+    content::MediaStreamType type,
+    const Extension* extension) {
+  media_capture_util::VerifyMediaAccessPermission(type, extension);
+  return true;
+}
 
+}  // namespace extensions