Move ScopedHashtable files out of art/src

Change-Id: If854ee34dc81abb81bc7e021bc59c7b151cd6ab5
diff --git a/build/Android.gtest.mk b/build/Android.gtest.mk
index 99ee14f..07bbf66 100644
--- a/build/Android.gtest.mk
+++ b/build/Android.gtest.mk
@@ -59,7 +59,7 @@
 
 ifeq ($(ART_SEA_IR_MODE),true)
 TEST_COMMON_SRC_FILES += \
-	src/compiler/utils/scoped_hashtable_test.cc
+	compiler/utils/scoped_hashtable_test.cc
 endif
 
 TEST_TARGET_SRC_FILES := \
diff --git a/src/compiler/utils/scoped_hashtable.h b/compiler/utils/scoped_hashtable.h
similarity index 100%
rename from src/compiler/utils/scoped_hashtable.h
rename to compiler/utils/scoped_hashtable.h
diff --git a/src/compiler/utils/scoped_hashtable_test.cc b/compiler/utils/scoped_hashtable_test.cc
similarity index 100%
rename from src/compiler/utils/scoped_hashtable_test.cc
rename to compiler/utils/scoped_hashtable_test.cc