Move some remaining dex utilities

There were several utilities related to building/walking/testing dex
files that were not in libdexfile.  This change consolidates these.

Bug: 22322814
Test: make -j 50 test-art-host
Change-Id: Id76e9179d03b8ec7d67f7e0f267121f54f0ec2e0
diff --git a/compiler/dex/inline_method_analyser.h b/compiler/dex/inline_method_analyser.h
index 837cc85..e1d652a 100644
--- a/compiler/dex/inline_method_analyser.h
+++ b/compiler/dex/inline_method_analyser.h
@@ -21,7 +21,7 @@
 #include "base/mutex.h"
 #include "dex/dex_file.h"
 #include "dex/dex_instruction.h"
-#include "method_reference.h"
+#include "dex/method_reference.h"
 
 /*
  * NOTE: This code is part of the quick compiler. It lives in the runtime