Fix context menu positioning in MimeHandlerViewGuest.

extensions/browser/guest_view/mime_handler_view/mime_handler_view_guest_delegate.cc

Index: extensions/browser/guest_view/mime_handler_view/mime_handler_view_guest_delegate.cc
diff --git a/extensions/browser/guest_view/mime_handler_view/mime_handler_view_guest_delegate.cc b/extensions/browser/guest_view/mime_handler_view/mime_handler_view_guest_delegate.cc
new file mode 100644
index 0000000000000000000000000000000000000000..63b81b8a76c7ad7cef7c2865076232b63361dd4f
--- /dev/null
+++ b/extensions/browser/guest_view/mime_handler_view/mime_handler_view_guest_delegate.cc
@@ -0,0 +1,15 @@
+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "extensions/browser/guest_view/mime_handler_view/mime_handler_view_guest_delegate.h"
+
+namespace extensions {
+
+bool MimeHandlerViewGuestDelegate::HandleContextMenu(
+    content::WebContents* web_contents,
+    const content::ContextMenuParams& params) {
+  return false;
+}
+
+}  // namespace extensions