[GCM] Adding basic G-services handling

google_apis/gcm/engine/checkin_request.h

Index: google_apis/gcm/engine/checkin_request.h
diff --git a/google_apis/gcm/engine/checkin_request.h b/google_apis/gcm/engine/checkin_request.h
index e11089acd1f02282104eb140ca05a5462e6106bd..464f87464febf4dd560477c98dc7dff127c3219c 100644
--- a/google_apis/gcm/engine/checkin_request.h
+++ b/google_apis/gcm/engine/checkin_request.h
@@ -12,7 +12,7 @@
 #include "base/callback.h"
 #include "base/memory/weak_ptr.h"
 #include "google_apis/gcm/base/gcm_export.h"
-#include "google_apis/gcm/protocol/android_checkin.pb.h"
+#include "google_apis/gcm/protocol/checkin.pb.h"
 #include "net/base/backoff_entry.h"
 #include "net/url_request/url_fetcher_delegate.h"
 
@@ -28,10 +28,10 @@ namespace gcm {
 // check-ins.
 class GCM_EXPORT CheckinRequest : public net::URLFetcherDelegate {
  public:
-  // A callback function for the checkin request, accepting |android_id| and
-  // |security_token|.
-  typedef base::Callback<void(uint64 android_id, uint64 security_token)>
-      CheckinRequestCallback;
+  // A callback function for the checkin request, accepting |checkin_response|
+  // protobuf.
+  typedef base::Callback<void(const checkin_proto::AndroidCheckinResponse&
+                                  checkin_response)> CheckinRequestCallback;
 
   CheckinRequest(const CheckinRequestCallback& callback,
                  const net::BackoffEntry::Policy& backoff_policy,