Add template SyncCall() to PluginResource.

BUG=None
TEST=None


Review URL: https://chromiumcodereview.appspot.com/11028104

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@161749 0039d316-1c4b-4281-b951-d872f2087c98
diff --git a/ppapi/ppapi_proxy.gypi b/ppapi/ppapi_proxy.gypi
index ba6e8bf1..5cb4a86 100644
--- a/ppapi/ppapi_proxy.gypi
+++ b/ppapi/ppapi_proxy.gypi
@@ -62,6 +62,7 @@
           'proxy/plugin_var_tracker.h',
           'proxy/ppapi_command_buffer_proxy.h',
           'proxy/ppapi_command_buffer_proxy.cc',
+          'proxy/ppapi_message_utils.h',
           'proxy/ppb_audio_input_proxy.cc',
           'proxy/ppb_audio_input_proxy.h',
           'proxy/ppb_audio_proxy.cc',