ART: Move JNI files to runtime/jni/ .

Test: Rely on TreeHugger.
Change-Id: I9cae11191ef1567ae9453be498882a7767285140
diff --git a/runtime/class_loader_context.cc b/runtime/class_loader_context.cc
index 4afc44c..9817414 100644
--- a/runtime/class_loader_context.cc
+++ b/runtime/class_loader_context.cc
@@ -25,7 +25,7 @@
 #include "dex/dex_file.h"
 #include "dex/dex_file_loader.h"
 #include "handle_scope-inl.h"
-#include "jni_internal.h"
+#include "jni/jni_internal.h"
 #include "oat_file_assistant.h"
 #include "obj_ptr-inl.h"
 #include "runtime.h"