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/openjdkjvmti/jvmti_weak_table.h b/openjdkjvmti/jvmti_weak_table.h
index 5a821c9..cba8ef0 100644
--- a/openjdkjvmti/jvmti_weak_table.h
+++ b/openjdkjvmti/jvmti_weak_table.h
@@ -34,11 +34,11 @@
 
 #include <unordered_map>
 
+#include "base/globals.h"
 #include "base/macros.h"
 #include "base/mutex.h"
 #include "gc/system_weak.h"
 #include "gc_root-inl.h"
-#include "globals.h"
 #include "jvmti.h"
 #include "jvmti_allocator.h"
 #include "mirror/object.h"