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/parsed_options_test.cc b/runtime/parsed_options_test.cc
index b58a29c..5154d69 100644
--- a/runtime/parsed_options_test.cc
+++ b/runtime/parsed_options_test.cc
@@ -36,7 +36,7 @@
   boot_class_path += "-Xbootclasspath:";
   boot_class_path += lib_core;
 
-  Runtime::Options options;
+  RuntimeOptions options;
   options.push_back(std::make_pair(boot_class_path.c_str(), null));
   options.push_back(std::make_pair("-classpath", null));
   options.push_back(std::make_pair(lib_core.c_str(), null));