Geolocation: extract ContentBrowserClient methods specific to Geolocation into a class

chrome/browser/chrome_content_browser_client.h

Index: chrome/browser/chrome_content_browser_client.h
diff --git a/chrome/browser/chrome_content_browser_client.h b/chrome/browser/chrome_content_browser_client.h
index c29569f61dde5f3a5ad95ee0bf2352264dbd9a85..b6095f4e8b8e1faab1ec6f27ac9b1b7cd48e02e9 100644
--- a/chrome/browser/chrome_content_browser_client.h
+++ b/chrome/browser/chrome_content_browser_client.h
@@ -208,7 +208,9 @@ class ChromeContentBrowserClient : public content::ContentBrowserClient {
   content::SpeechRecognitionManagerDelegate*
   CreateSpeechRecognitionManagerDelegate() override;
   net::NetLog* GetNetLog() override;
-  content::AccessTokenStore* CreateAccessTokenStore() override;
+
+  content::GeolocationProvider::Delegate* CreateGeolocationDelegate() override;
+
   bool IsFastShutdownPossible() override;
   void OverrideWebkitPrefs(content::RenderViewHost* rvh,
                            content::WebPreferences* prefs) override;