Adds a flag to the standalone vm to throw an exception on 53-bit integer overflow.

runtime/vm/exceptions.cc

Index: runtime/vm/exceptions.cc
===================================================================
--- runtime/vm/exceptions.cc	(revision 23032)
+++ runtime/vm/exceptions.cc	(working copy)
@@ -604,6 +604,10 @@
       library = Library::IsolateLibrary();
       class_name = &Symbols::IsolateUnhandledException();
       break;
+    case kFiftyThreeBitOverflowError:
+      library = Library::CoreLibrary();
+      class_name = &Symbols::FiftyThreeBitOverflowError();
+      break;
   }
 
   return DartLibraryCalls::ExceptionCreate(library,