Simplify BrowserContext by removing redundant methods.

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 e6ea38d9a4912bd16d926421ef65080edc75132b..25db5b7ffc9aa9e8747e99ded693d2ed1ab1d496 100644
--- a/chrome/browser/profiles/profile_impl.h
+++ b/chrome/browser/profiles/profile_impl.h
@@ -82,7 +82,6 @@ class ProfileImpl : public Profile {
       const base::FilePath& partition_path) override;
   base::FilePath GetPath() const override;
   content::DownloadManagerDelegate* GetDownloadManagerDelegate() override;
-  net::URLRequestContextGetter* GetRequestContext() override;
   net::URLRequestContextGetter* GetMediaRequestContext() override;
   net::URLRequestContextGetter* GetMediaRequestContextForRenderProcess(
       int renderer_child_id) override;
@@ -124,6 +123,7 @@ class ProfileImpl : public Profile {
   const PrefService* GetPrefs() const override;
   ChromeZoomLevelPrefs* GetZoomLevelPrefs() override;
   PrefService* GetOffTheRecordPrefs() override;
+  net::URLRequestContextGetter* GetRequestContext() override;
   net::URLRequestContextGetter* GetRequestContextForExtensions() override;
   net::SSLConfigService* GetSSLConfigService() override;
   bool IsSameProfile(Profile* profile) override;