Fixing the state restore bug.

Change-Id: I30446a2d552b98fc69878bc7b4fc1a0fd358fc99
diff --git a/rsContext.cpp b/rsContext.cpp
index 143c4dc..840a10e 100644
--- a/rsContext.cpp
+++ b/rsContext.cpp
@@ -268,6 +268,7 @@
     mVertex.set(con->getProgramVertex());
     mStore.set(con->getProgramStore());
     mRaster.set(con->getProgramRaster());
+    mFont.set(con->getFont());
 }
 
 Context::PushState::~PushState() {