Translate: infobars should not appear when a page has a refresh meta tag

chrome/renderer/chrome_render_view_observer.h

 // Copyright (c) 2012 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.
 
 #ifndef CHROME_RENDERER_CHROME_RENDER_VIEW_OBSERVER_H_
 #define CHROME_RENDERER_CHROME_RENDER_VIEW_OBSERVER_H_
 
 #include <set>
 #include <string>
 #include <vector>
@@ skipping 122 matching lines @@
   void OnSetIsPrerendering(bool is_prerendering);
   void OnSetAllowDisplayingInsecureContent(bool allow);
   void OnSetAllowRunningInsecureContent(bool allow);
   void OnSetClientSidePhishingDetection(bool enable_phishing_detection);
   void OnSetVisuallyDeemphasized(bool deemphasized);
   void OnStartFrameSniffer(const string16& frame_name);
   void OnGetFPS();
   void OnAddStrictSecurityHost(const std::string& host);
   void OnNPAPINotSupported();
 
-  void CapturePageInfoLater(bool preliminary_capture, base::TimeDelta delay);
+  void CapturePageInfoLater(int page_id,
+                            bool preliminary_capture,
+                            base::TimeDelta delay);
 
   // Captures the thumbnail and text contents for indexing for the given load
   // ID.  Kicks off analysis of the captured text.
-  void CapturePageInfo(bool preliminary_capture);
+  void CapturePageInfo(int page_id, bool preliminary_capture);
 
   // Retrieves the text from the given frame contents, the page text up to the
   // maximum amount kMaxIndexChars will be placed into the given buffer.
   void CaptureText(WebKit::WebFrame* frame, string16* contents);
 
   ExternalHostBindings* GetExternalHostBindings();
 
   // Determines if a host is in the strict security host set.
   bool IsStrictSecurityHost(const std::string& host);
 
   // If |origin| corresponds to an installed extension, returns that extension.
   // Otherwise returns NULL.
   const extensions::Extension* GetExtension(
       const WebKit::WebSecurityOrigin& origin) const;
 
+  // Checks if a page contains <meta http-equiv="refresh" ...> tag.
+  bool HasRefreshMetaTag(WebKit::WebFrame* frame);

[Takashi Toyoshima, 2013/05/14 14:38:29]

We still need WebFrame argument because two kinds of WebFrame can be passed. One
is real WebFrame which can be accessed via render_view(), and the other is
provisional one which is passed at DidCommitProvisionalLoad.

+
   // Save the JavaScript to preload if a ViewMsg_WebUIJavaScript is received.
   scoped_ptr<WebUIJavaScript> webui_javascript_;
 
   // Owned by ChromeContentRendererClient and outlive us.
   ChromeRenderProcessObserver* chrome_render_process_observer_;
   extensions::Dispatcher* extension_dispatcher_;
 
   // Have the same lifetime as us.
   ContentSettingsObserver* content_settings_;
   TranslateHelper* translate_helper_;
@@ skipping 18 matching lines @@
   // A color page overlay when visually de-emaphasized.
   scoped_ptr<WebViewColorOverlay> dimmed_color_overlay_;
 
   // Used to delay calling CapturePageInfo.
   base::Timer capture_timer_;
 
   DISALLOW_COPY_AND_ASSIGN(ChromeRenderViewObserver);
 };
 
 #endif  // CHROME_RENDERER_CHROME_RENDER_VIEW_OBSERVER_H_