Chrome side of having the WebKit FileSystem API use WebPermissionClient for checking if using fil...

chrome/renderer/content_settings_observer.cc

 // Copyright (c) 2011 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/renderer/content_settings_observer.h"
 
 #include "chrome/common/render_messages.h"
 #include "chrome/common/url_constants.h"
 #include "content/common/database_messages.h"
 #include "content/common/view_messages.h"
@@ skipping 127 matching lines @@
   WebSecurityOrigin origin = frame->securityOrigin();
   if (origin.isEmpty())
     return false;  // Uninitialized document?
 
   bool result = false;
   Send(new ViewHostMsg_AllowDatabase(
       routing_id(), GURL(origin.toString()), name, display_name, &result));
   return result;
 }
 
+bool ContentSettingsObserver::AllowFileSystem(WebFrame* frame) {
+  WebSecurityOrigin origin = frame->securityOrigin();
+  if (origin.isEmpty())
+    return false;  // Uninitialized document?
+
+  bool result = false;
+  Send(new ViewHostMsg_AllowFileSystem(
+      routing_id(), GURL(origin.toString()), &result));
+  return result;
+}
+
 bool ContentSettingsObserver::AllowImages(WebFrame* frame,
                                           bool enabled_per_settings) {
   if (enabled_per_settings &&
       AllowContentType(CONTENT_SETTINGS_TYPE_IMAGES)) {
     return true;
   }
 
   if (IsWhitelistedForContentSettings(frame))
     return true;
 
@@ skipping 55 matching lines @@
     ContentSettingsType settings_type) {
   // CONTENT_SETTING_ASK is only valid for cookies.
   return current_content_settings_.settings[settings_type] !=
       CONTENT_SETTING_BLOCK;
 }
 
 void ContentSettingsObserver::ClearBlockedContentSettings() {
   for (size_t i = 0; i < arraysize(content_blocked_); ++i)
     content_blocked_[i] = false;
 }