Refactor java.lang.reflect implementation

Cherry-picked from commit ed41d5c44299ec5d44b8514f6e17f802f48094d1.

Move to ArtMethod/Field instead of AbstractMethod/Field and have
java.lang.reflect APIs delegate to ArtMethod/ArtField.

Bug: 10014286.

Change-Id: Iafc1d8c5b62562c9af8fb9fd8c5e1d61270536e7
diff --git a/test/ReferenceMap/stack_walk_refmap_jni.cc b/test/ReferenceMap/stack_walk_refmap_jni.cc
index 84f5f2e..1f6e307 100644
--- a/test/ReferenceMap/stack_walk_refmap_jni.cc
+++ b/test/ReferenceMap/stack_walk_refmap_jni.cc
@@ -20,8 +20,8 @@
 #include "class_linker.h"
 #include "dex_file-inl.h"
 #include "gc_map.h"
-#include "mirror/abstract_method.h"
-#include "mirror/abstract_method-inl.h"
+#include "mirror/art_method.h"
+#include "mirror/art_method-inl.h"
 #include "mirror/class-inl.h"
 #include "mirror/object_array-inl.h"
 #include "object_utils.h"
@@ -52,7 +52,7 @@
   }
 
   bool VisitFrame() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) {
-    mirror::AbstractMethod* m = GetMethod();
+    mirror::ArtMethod* m = GetMethod();
     if (!m || m->IsNative() || m->IsRuntimeMethod() || IsShadowFrame()) {
       return true;
     }