Bug 1329805 - Add in bootlegged include to PAPZCTreeManager. r=kats

MozReview-Commit-ID: 1LVW7C2YgaG

--HG--
extra : rebase_source : f94012de3e58bcfa0aa5585dcfc4b0589f8950e3

gfx/layers/ipc/PAPZCTreeManager.ipdl

@@ -5,6 +5,7 @@
 
 include "mozilla/GfxMessageUtils.h";
 include "ipc/nsGUIEventIPC.h";
+include "mozilla/dom/TabMessageUtils.h"; // Needed for IPC::ParamTraits<nsEventStatus>.
 
 include protocol PCompositorBridge;