Clean up include paths

Remove runtime/globals.h and make clients point to the right globals.h
(libartbase/base/globals.h).  Also make within-libartbase includes
relative rather than using base/, etc.

Bug: 22322814
Test: make -j 40 checkbuild
Change-Id: I99de63fc851d48946ab401e2369de944419041c7
diff --git a/simulator/code_simulator_container.cc b/simulator/code_simulator_container.cc
index 9f52b32..3206bc7 100644
--- a/simulator/code_simulator_container.cc
+++ b/simulator/code_simulator_container.cc
@@ -18,9 +18,9 @@
 
 #include "code_simulator_container.h"
 
+#include "base/globals.h"
 #include "base/logging.h"  // For VLOG.
 #include "code_simulator.h"
-#include "globals.h"
 
 namespace art {