Move FrameHostMsg_GetCookies to mojom

content/common/render_frame_message_filter.mojom

Index: content/common/render_frame_message_filter.mojom
diff --git a/content/common/render_frame_message_filter.mojom b/content/common/render_frame_message_filter.mojom
index 909c4f379c7a818379e15da87219a9f6fc63acb6..5bbf05eaf5f626c6b02725fd73a43d73c67d0ee5 100644
--- a/content/common/render_frame_message_filter.mojom
+++ b/content/common/render_frame_message_filter.mojom
@@ -8,7 +8,13 @@ import "url/mojo/url.mojom";
 
 interface RenderFrameMessageFilter {
   // Sets a cookie. The cookie is set asynchronously, but will be available to
-  // any subsequent FrameHostMsg_GetCookies request.
+  // any subsequent GetCookies() request.
   SetCookie(int32 render_frame_id, url.mojom.Url url,
       url.mojom.Url first_party_for_cookies, string cookie);
+
+  // Used to get cookies for the given URL. This may block waiting for a
+  // previous SetCookie message to be processed.
+  [Sync]
+  GetCookies(int32 render_frame_id, url.mojom.Url url,
+      url.mojom.Url first_party_for_cookies) => (string cookies);
 };