Break apart header files.

Create libart-gtest for common runtime and compiler gtest routines.
Rename CompilerCallbacksImpl that is quick compiler specific.
Rename trace clock source constants to not use the overloaded profiler term.

Change-Id: I4aac4bdc7e7850c68335f81e59a390133b54e933
diff --git a/runtime/jdwp/object_registry.cc b/runtime/jdwp/object_registry.cc
index 29d3c8a..ad18d8a 100644
--- a/runtime/jdwp/object_registry.cc
+++ b/runtime/jdwp/object_registry.cc
@@ -16,6 +16,7 @@
 
 #include "object_registry.h"
 
+#include "mirror/class.h"
 #include "scoped_thread_state_change.h"
 
 namespace art {
diff --git a/runtime/jdwp/object_registry.h b/runtime/jdwp/object_registry.h
index e1a6875..f0314a3 100644
--- a/runtime/jdwp/object_registry.h
+++ b/runtime/jdwp/object_registry.h
@@ -17,20 +17,21 @@
 #ifndef ART_RUNTIME_JDWP_OBJECT_REGISTRY_H_
 #define ART_RUNTIME_JDWP_OBJECT_REGISTRY_H_
 
+#include <jni.h>
 #include <stdint.h>
 
 #include <map>
 
 #include "jdwp/jdwp.h"
-#include "mirror/art_field-inl.h"
-#include "mirror/class.h"
-#include "mirror/class-inl.h"
-#include "mirror/object-inl.h"
-#include "object_callbacks.h"
 #include "safe_map.h"
 
 namespace art {
 
+namespace mirror {
+  class Object;
+  class Class;
+}  // namespace mirror
+
 struct ObjectRegistryEntry {
   // Is jni_reference a weak global or a regular global reference?
   jobjectRefType jni_reference_type;