Remove application locale cache in autofill code.

components/autofill/browser/personal_data_manager.h

Index: components/autofill/browser/personal_data_manager.h
===================================================================
--- components/autofill/browser/personal_data_manager.h	(revision 192175)
+++ components/autofill/browser/personal_data_manager.h	(working copy)
@@ -42,7 +42,7 @@
   // specific data variant.
   typedef std::pair<std::string, size_t> GUIDPair;
 
-  PersonalDataManager();
+  explicit PersonalDataManager(const std::string& app_locale);
   virtual ~PersonalDataManager();
 
   // Kicks off asynchronous loading of profiles and credit cards.
@@ -152,6 +152,8 @@
   // Also see SetProfile for more details.
   virtual void Refresh();
 
+  const std::string& app_locale() const { return app_locale_; }
+
   // Checks suitability of |profile| for adding to the user's set of profiles.
   static bool IsValidLearnableProfile(const AutofillProfile& profile);
 
@@ -161,6 +163,7 @@
   static bool MergeProfile(
       const AutofillProfile& profile,
       const std::vector<AutofillProfile*>& existing_profiles,
+      const std::string& app_locale,
       std::vector<AutofillProfile>* merged_profiles);
 
  protected:
@@ -261,6 +264,7 @@
   ObserverList<PersonalDataManagerObserver> observers_;
 
  private:
+  std::string app_locale_;
 
   // For logging UMA metrics. Overridden by metrics tests.
   scoped_ptr<const AutofillMetrics> metric_logger_;