Revert "Modifying prefetch to account for multi-profile."

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 be71059345132c1184baeb6fc2f01c9df4377e48..aa1fee11a06c9f20f06c7163764cf469340cc1b3 100644
--- a/chrome/browser/profiles/profile_impl.h
+++ b/chrome/browser/profiles/profile_impl.h
@@ -124,7 +124,6 @@ class ProfileImpl : public Profile,
   virtual PromoCounter* GetInstantPromoCounter();
   virtual BrowserSignin* GetBrowserSignin();
   virtual ChromeURLDataManager* GetChromeURLDataManager();
-  virtual chrome_browser_net::Predictor* GetNetworkPredictor();
 
 #if defined(OS_CHROMEOS)
   virtual void ChangeAppLocale(const std::string& locale, AppLocaleChangedVia);
@@ -294,8 +293,6 @@ class ProfileImpl : public Profile,
 
   Profile::Delegate* delegate_;
 
-  chrome_browser_net::Predictor* predictor_;
-
   DISALLOW_COPY_AND_ASSIGN(ProfileImpl);
 };