Change thread.h to thread-inl.h to pick up missing Thread::Currnet for debug build in master

Change-Id: I56a4dd18ec1c212f9dbb73b14c0c0623b23c87bd
diff --git a/runtime/gc/space/large_object_space.cc b/runtime/gc/space/large_object_space.cc
index 1321b19..ab6e42b 100644
--- a/runtime/gc/space/large_object_space.cc
+++ b/runtime/gc/space/large_object_space.cc
@@ -22,7 +22,7 @@
 #include "UniquePtr.h"
 #include "image.h"
 #include "os.h"
-#include "thread.h"
+#include "thread-inl.h"
 #include "utils.h"
 
 namespace art {