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/compiler/oat_test.cc b/compiler/oat_test.cc
index d2ee0ed..1444ca0 100644
--- a/compiler/oat_test.cc
+++ b/compiler/oat_test.cc
@@ -15,15 +15,19 @@
  */
 
 #include "common_compiler_test.h"
-#include "compiler/compiler.h"
-#include "compiler/oat_writer.h"
+#include "compiler.h"
+#include "dex/verification_results.h"
+#include "dex/quick/dex_file_to_method_inliner_map.h"
+#include "dex/quick_compiler_callbacks.h"
 #include "entrypoints/quick/quick_entrypoints.h"
 #include "implicit_check_options.h"
 #include "mirror/art_method-inl.h"
 #include "mirror/class-inl.h"
-#include "mirror/object-inl.h"
 #include "mirror/object_array-inl.h"
+#include "mirror/object-inl.h"
 #include "oat_file-inl.h"
+#include "oat_writer.h"
+#include "scoped_thread_state_change.h"
 #include "vector_output_stream.h"
 
 namespace art {
@@ -95,8 +99,8 @@
   compiler_options_.reset(new CompilerOptions);
   verification_results_.reset(new VerificationResults(compiler_options_.get()));
   method_inliner_map_.reset(new DexFileToMethodInlinerMap);
-  callbacks_.reset(new CompilerCallbacksImpl(verification_results_.get(),
-                                             method_inliner_map_.get()));
+  callbacks_.reset(new QuickCompilerCallbacks(verification_results_.get(),
+                                              method_inliner_map_.get()));
   timer_.reset(new CumulativeLogger("Compilation times"));
   compiler_driver_.reset(new CompilerDriver(compiler_options_.get(),
                                             verification_results_.get(),