Extract Profile-independent GCMService from GCMProfileService

chrome/browser/signin/profile_identity_provider.cc

Index: chrome/browser/signin/profile_identity_provider.cc
diff --git a/chrome/browser/signin/profile_identity_provider.cc b/chrome/browser/signin/profile_identity_provider.cc
index 7ae1a4699c0d2a1d7d0d787808fd19963a1696e6..2a9299353b7b976c42d9211495f150aec0030eff 100644
--- a/chrome/browser/signin/profile_identity_provider.cc
+++ b/chrome/browser/signin/profile_identity_provider.cc
@@ -4,9 +4,12 @@
 
 #include "chrome/browser/signin/profile_identity_provider.h"
 
-#include "chrome/browser/ui/webui/signin/login_ui_service.h"
 #include "components/signin/core/browser/profile_oauth2_token_service.h"
 
+#if !defined(OS_ANDROID)
+#include "chrome/browser/ui/webui/signin/login_ui_service.h"
+#endif
+
 ProfileIdentityProvider::ProfileIdentityProvider(
     SigninManagerBase* signin_manager,
     ProfileOAuth2TokenService* token_service,
@@ -34,8 +37,12 @@ OAuth2TokenService* ProfileIdentityProvider::GetTokenService() {
 }
 
 bool ProfileIdentityProvider::RequestLogin() {
+#if defined(OS_ANDROID)
+  return false;
+#else
   login_ui_service_->ShowLoginPopup();
   return true;
+#endif
 }
 
 void ProfileIdentityProvider::GoogleSigninSucceeded(