Have Permission{Manager,Service} use Origin.

blimp/engine/app/blimp_permission_manager.h

Index: blimp/engine/app/blimp_permission_manager.h
diff --git a/blimp/engine/app/blimp_permission_manager.h b/blimp/engine/app/blimp_permission_manager.h
index d14582a185eac99871f2eccd84ef3740ec446ea2..fc10e471a99935c8743acc7920cc9b5539be5883 100644
--- a/blimp/engine/app/blimp_permission_manager.h
+++ b/blimp/engine/app/blimp_permission_manager.h
@@ -23,31 +23,31 @@ class BlimpPermissionManager : public content::PermissionManager {
   int RequestPermission(
       content::PermissionType permission,
       content::RenderFrameHost* render_frame_host,
-      const GURL& requesting_origin,
+      const url::Origin& requesting_origin,
       const base::Callback<void(content::mojom::PermissionStatus)>& callback)
       override;
   int RequestPermissions(
       const std::vector<content::PermissionType>& permission,
       content::RenderFrameHost* render_frame_host,
-      const GURL& requesting_origin,
+      const url::Origin& requesting_origin,
       const base::Callback<
           void(const std::vector<content::mojom::PermissionStatus>&)>& callback)
       override;
   void CancelPermissionRequest(int request_id) override;
   void ResetPermission(content::PermissionType permission,
-                       const GURL& requesting_origin,
-                       const GURL& embedding_origin) override;
+                       const url::Origin& requesting_origin,
+                       const url::Origin& embedding_origin) override;
   content::mojom::PermissionStatus GetPermissionStatus(
       content::PermissionType permission,
-      const GURL& requesting_origin,
-      const GURL& embedding_origin) override;
+      const url::Origin& requesting_origin,
+      const url::Origin& embedding_origin) override;
   void RegisterPermissionUsage(content::PermissionType permission,
-                               const GURL& requesting_origin,
-                               const GURL& embedding_origin) override;
+                               const url::Origin& requesting_origin,
+                               const url::Origin& embedding_origin) override;
   int SubscribePermissionStatusChange(
       content::PermissionType permission,
-      const GURL& requesting_origin,
-      const GURL& embedding_origin,
+      const url::Origin& requesting_origin,
+      const url::Origin& embedding_origin,
       const base::Callback<void(content::mojom::PermissionStatus)>& callback)
       override;
   void UnsubscribePermissionStatusChange(int subscription_id) override;