Revert 272217 "LanguageState should be owned by TranslateManager"

trunk/src/components/translate/content/browser/content_translate_driver.h

Index: trunk/src/components/translate/content/browser/content_translate_driver.h
===================================================================
--- trunk/src/components/translate/content/browser/content_translate_driver.h	(revision 272260)
+++ trunk/src/components/translate/content/browser/content_translate_driver.h	(working copy)
@@ -5,10 +5,12 @@
 #ifndef COMPONENTS_TRANSLATE_CONTENT_BROWSER_CONTENT_TRANSLATE_DRIVER_H_
 #define COMPONENTS_TRANSLATE_CONTENT_BROWSER_CONTENT_TRANSLATE_DRIVER_H_
 
-#include "base/basictypes.h"
 #include "components/translate/core/browser/translate_driver.h"
 
+#include "components/translate/core/browser/language_state.h"
+
 namespace content {
+struct LoadCommittedDetails;
 class NavigationController;
 class WebContents;
 }
@@ -36,10 +38,14 @@
   // Sets the Observer. Calling this method is optional.
   void set_observer(Observer* observer) { observer_ = observer; }
 
+  // Must be called on navigations.
+  void DidNavigate(const content::LoadCommittedDetails& details);
+
   // TranslateDriver methods.
   virtual void OnIsPageTranslatedChanged() OVERRIDE;
   virtual void OnTranslateEnabledChanged() OVERRIDE;
   virtual bool IsLinkNavigation() OVERRIDE;
+  virtual LanguageState& GetLanguageState() OVERRIDE;
   virtual void TranslatePage(const std::string& translate_script,
                              const std::string& source_lang,
                              const std::string& target_lang) OVERRIDE;
@@ -57,6 +63,7 @@
   // The navigation controller of the tab we are associated with.
   content::NavigationController* navigation_controller_;
 
+  LanguageState language_state_;
   Observer* observer_;
 
   DISALLOW_COPY_AND_ASSIGN(ContentTranslateDriver);