Make the logic for stream interception by MimeHandlerViews consistent with starting the plugin

content/browser/loader/resource_dispatcher_host_impl.h

Index: content/browser/loader/resource_dispatcher_host_impl.h
diff --git a/content/browser/loader/resource_dispatcher_host_impl.h b/content/browser/loader/resource_dispatcher_host_impl.h
index 31d94aa422f8014aa6da25c47a3bfbaaf7840f68..177431c8ffff1cebf7c42d4c16f8c164ee6fcce4 100644
--- a/content/browser/loader/resource_dispatcher_host_impl.h
+++ b/content/browser/loader/resource_dispatcher_host_impl.h
@@ -45,6 +45,10 @@
 class ResourceHandler;
 struct ResourceHostMsg_Request;
 
+namespace base {
+class FilePath;
+}
+
 namespace net {
 class URLRequestJobFactory;
 }
@@ -233,12 +237,20 @@ class CONTENT_EXPORT ResourceDispatcherHostImpl
       scoped_ptr<DownloadSaveInfo> save_info,
       const DownloadUrlParameters::OnStartedCallback& started_cb);
 
-  // Must be called after the ResourceRequestInfo has been created
-  // and associated with the request.  If |payload| is set to a non-empty value,
-  // the value will be sent to the old resource handler instead of canceling
+  // Called to determine whether the response to |request| should be intercepted
+  // and handled as a stream. Streams are used to pass direct access to a
+  // resource response to another application (e.g. a web page) without being
+  // handled by the browser itself. If the request should be intercepted as a
+  // stream, a StreamResourceHandler is returned which provides access to the
+  // response.
+  //
+  // This function must be called after the ResourceRequestInfo has been created
+  // and associated with the request. If |payload| is set to a non-empty value,
+  // the  value will be sent to the old resource handler instead of canceling
   // it, except on HTTP errors. This is marked virtual so it can be overriden in
   // testing.
   virtual scoped_ptr<ResourceHandler> MaybeInterceptAsStream(
+      const base::FilePath& plugin_path,

[mmenke, 2015/06/11 19:38:04]

Should also document plugin path.

[raymes, 2015/07/01 05:13:19]

Done.

       net::URLRequest* request,
       ResourceResponse* response,
       std::string* payload);