ART: Remove art and art/runtime include_dir directives

Remove some overly broad or unnecessary include directives. Fix up
code.

Test: mmma art
Change-Id: Ic2da319f39102d59566e780f3e15fe007a3c36d6
diff --git a/cmdline/cmdline_parser_test.cc b/cmdline/cmdline_parser_test.cc
index 3c4f376..34aea55 100644
--- a/cmdline/cmdline_parser_test.cc
+++ b/cmdline/cmdline_parser_test.cc
@@ -20,10 +20,10 @@
 
 #include "gtest/gtest.h"
 
-#include "runtime/experimental_flags.h"
-#include "runtime/parsed_options.h"
-#include "runtime/runtime.h"
-#include "runtime/runtime_options.h"
+#include "experimental_flags.h"
+#include "parsed_options.h"
+#include "runtime.h"
+#include "runtime_options.h"
 #include "utils.h"
 
 #define EXPECT_NULL(expected) EXPECT_EQ(reinterpret_cast<const void*>(expected), \