String intern table and support for unordered_map

Change-Id: I22d86d060780552675c5d7f14a98ffde480eac82
diff --git a/build/Android.common.mk b/build/Android.common.mk
index 64f0de4..3932b74 100644
--- a/build/Android.common.mk
+++ b/build/Android.common.mk
@@ -41,6 +41,7 @@
 	src/dex_instruction.cc \
 	src/dex_verifier.cc \
 	src/heap.cc \
+	src/intern_table.cc \
 	src/jni_compiler.cc \
 	src/jni_internal.cc \
 	src/mark_stack.cc \
@@ -83,6 +84,7 @@
 	src/dex_cache_test.cc \
 	src/dex_file_test.cc \
 	src/dex_instruction_visitor_test.cc \
+	src/intern_table_test.cc \
 	src/jni_compiler_test.cc.arm \
 	src/object_test.cc \
 	src/runtime_test.cc \