SessionRestore: Store session cookies and restore them if chrome crashes or auto-restarts.

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 30502be8f174fd76d0a700392fb508d0a296b16d..007b2927d8b5fe7daa649aff9d24aecaca516dac 100644
--- a/chrome/browser/profiles/profile_impl.h
+++ b/chrome/browser/profiles/profile_impl.h
@@ -136,6 +136,9 @@ class ProfileImpl : public Profile,
   virtual void ClearNetworkingHistorySince(base::Time time) OVERRIDE;
   virtual GURL GetHomePage() OVERRIDE;
   virtual NetworkActionPredictor* GetNetworkActionPredictor() OVERRIDE;
+  virtual void SaveSessionState() OVERRIDE;
+  virtual void RestoreSessionState() OVERRIDE;
+  virtual void DiscardSessionState() OVERRIDE;
 
 #if defined(OS_CHROMEOS)
   virtual void ChangeAppLocale(const std::string& locale,
@@ -303,6 +306,8 @@ class ProfileImpl : public Profile,
 
   chrome_browser_net::Predictor* predictor_;
 
+  bool session_restore_enabled_;
+
   DISALLOW_COPY_AND_ASSIGN(ProfileImpl);
 };