Move process state into runtime

Clean up.

Bug: 27420435

(cherry picked from commit f8484c8b55f4b423048f94dfabbe44110a039a9b)

Change-Id: Ia20781ee36e6a31c88ca41d3866b26813cff434d
diff --git a/runtime/Android.mk b/runtime/Android.mk
index f70e696..fc96acf 100644
--- a/runtime/Android.mk
+++ b/runtime/Android.mk
@@ -368,6 +368,7 @@
   mirror/class.h \
   oat.h \
   object_callbacks.h \
+  process_state.h \
   profiler_options.h \
   quick/inline_method_analyser.h \
   runtime.h \