Revert^2 "ART: Refactor typedef to using"

This reverts commit ee07743e03042c2ca36e0c9513847a9e7d2509f1.

Reason for revert: fixed attributes.

Bug: 32619234
Test: m test-art-host
Test: m test-art-target-gtest-unstarted_runtime_test
Change-Id: I6f0a775adfdf6ecd132b470f7c5446e949872e20
diff --git a/runtime/native/dalvik_system_VMRuntime.cc b/runtime/native/dalvik_system_VMRuntime.cc
index 0e61940..b18a048 100644
--- a/runtime/native/dalvik_system_VMRuntime.cc
+++ b/runtime/native/dalvik_system_VMRuntime.cc
@@ -325,7 +325,7 @@
   Runtime::Current()->GetHeap()->GetTaskProcessor()->RunAllTasks(ThreadForEnv(env));
 }
 
-typedef std::map<std::string, ObjPtr<mirror::String>> StringTable;
+using StringTable = std::map<std::string, ObjPtr<mirror::String>>;
 
 class PreloadDexCachesStringsVisitor : public SingleRootVisitor {
  public: