Migrate HostZoomMap to live in StoragePartition.

chrome/browser/profiles/profile_impl.h

Index: chrome/browser/profiles/profile_impl.h
diff --git a/chrome/browser/profiles/profile_impl.h b/chrome/browser/profiles/profile_impl.h
index b9a6c989e07706d71c6164a4d12bb20c28072818..3e596717e47eec863a5b2612a82636ff4fcd2a5b 100644
--- a/chrome/browser/profiles/profile_impl.h
+++ b/chrome/browser/profiles/profile_impl.h
@@ -69,6 +69,9 @@ class ProfileImpl : public Profile {
   static void RegisterProfilePrefs(user_prefs::PrefRegistrySyncable* registry);
 
   // content::BrowserContext implementation:
+  virtual double GetDefaultZoomLevel() const OVERRIDE;
+  virtual content::ZoomLevelPrefsDelegate* CreateZoomLevelPrefsDelegate()
+      OVERRIDE;
   virtual base::FilePath GetPath() const OVERRIDE;
   virtual content::DownloadManagerDelegate*
       GetDownloadManagerDelegate() OVERRIDE;
@@ -166,8 +169,6 @@ class ProfileImpl : public Profile {
   // Does final initialization. Should be called after prefs were loaded.
   void DoFinalInit();
 
-  void InitHostZoomMap();
-
   void OnDefaultZoomLevelChanged();
   void OnZoomLevelChanged(
       const content::HostZoomMap::ZoomLevelChange& change);