Add support for file inputs for all guest views

chrome/browser/guest_view/extension_options/extension_options_guest.cc

 // 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 "chrome/browser/guest_view/extension_options/extension_options_guest.h"
 
 #include "base/values.h"
 #include "chrome/browser/extensions/chrome_extension_web_contents_observer.h"
 #include "chrome/browser/extensions/extension_tab_util.h"
 #include "chrome/browser/guest_view/extension_options/extension_options_constants.h"
@@ skipping 155 matching lines @@
   ContextMenuDelegate* menu_delegate =
       ContextMenuDelegate::FromWebContents(guest_web_contents());
   DCHECK(menu_delegate);
 
   scoped_ptr<RenderViewContextMenu> menu =
       menu_delegate->BuildMenu(guest_web_contents(), params);
   menu_delegate->ShowMenu(menu.Pass());
   return true;
 }
 
+void ExtensionOptionsGuest::RunFileChooser(

[Fady Samuel, 2014/09/02 21:34:18]

Could we please move this to GuestViewBase instead of copying and pasting code
into more than one derived GuestView type? Thanks!

[ericzeng, 2014/09/02 23:07:30]

Done.

+    WebContents* web_contents,
+    const content::FileChooserParams& params) {
+  if (!embedder_web_contents() || !embedder_web_contents()->GetDelegate())
+    return;
+  embedder_web_contents()->GetDelegate()->RunFileChooser(web_contents, params);
+}
+
 bool ExtensionOptionsGuest::ShouldCreateWebContents(
     content::WebContents* web_contents,
     int route_id,
     WindowContainerType window_container_type,
     const base::string16& frame_name,
     const GURL& target_url,
     const std::string& partition_id,
     content::SessionStorageNamespace* session_storage_namespace) {
   // This method handles opening links from within the guest. Since this guest
   // view is used for displaying embedded extension options, we want any
@@ skipping 45 matching lines @@
   attach_params()->GetInteger(extensionoptions::kAttributeMinHeight,
                               &min_height);
   attach_params()->GetInteger(extensionoptions::kAttributeMinWidth, &min_width);
 
   // Call SetAutoSize to apply all the appropriate validation and clipping of
   // values.
   SetAutoSize(auto_size_enabled,
               gfx::Size(min_width, min_height),
               gfx::Size(max_width, max_height));
 }