Group the different permission related methods in the content api.

content/public/browser/content_browser_client.cc

Index: content/public/browser/content_browser_client.cc
diff --git a/content/public/browser/content_browser_client.cc b/content/public/browser/content_browser_client.cc
index 202f943302c32cea7bf4dd710e108978a2a37331..728d8226fa521e119a02020ea649384551366a7f 100644
--- a/content/public/browser/content_browser_client.cc
+++ b/content/public/browser/content_browser_client.cc
@@ -227,7 +227,8 @@ ContentBrowserClient::CheckDesktopNotificationPermission(
   return blink::WebNotificationPermissionAllowed;
 }
 
-void ContentBrowserClient::RequestGeolocationPermission(
+void ContentBrowserClient::RequestPermission(
+    PermissionType permission,
     WebContents* web_contents,
     int bridge_id,
     const GURL& requesting_frame,
@@ -236,32 +237,6 @@ void ContentBrowserClient::RequestGeolocationPermission(
   result_callback.Run(true);
 }
 
-// TODO(miguelg): replace all Create*Permission with a single
-// CreatePermission(enum permission) method.
-void ContentBrowserClient::CancelGeolocationPermissionRequest(
-    WebContents* web_contents,
-    int bridge_id,
-    const GURL& requesting_frame) {
-}
-
-void ContentBrowserClient::RequestMidiSysExPermission(
-    WebContents* web_contents,
-    int bridge_id,
-    const GURL& requesting_frame,
-    bool user_gesture,
-    base::Callback<void(bool)> result_callback,
-    base::Closure* cancel_callback) {
-  result_callback.Run(true);
-}
-
-void ContentBrowserClient::RequestProtectedMediaIdentifierPermission(
-    WebContents* web_contents,
-    const GURL& origin,
-    base::Callback<void(bool)> result_callback,
-    base::Closure* cancel_callback) {
-  result_callback.Run(true);
-}
-
 bool ContentBrowserClient::CanCreateWindow(
     const GURL& opener_url,
     const GURL& opener_top_level_frame_url,