Add initial parser support for harmony iteration

src/hydrogen.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 6339 matching lines @@
   HBasicBlock* loop_exit = CreateLoop(stmt,
                                       loop_entry,
                                       body_exit,
                                       loop_successor,
                                       break_info.break_block());
 
   set_current_block(loop_exit);
 }
 
 
+void HOptimizedGraphBuilder::VisitForOfStatement(ForOfStatement* stmt) {
+  ASSERT(!HasStackOverflow());
+  ASSERT(current_block() != NULL);
+  ASSERT(current_block()->HasPredecessor());
+  return Bailout("ForOfStatement");
+}
+
+
 void HOptimizedGraphBuilder::VisitTryCatchStatement(TryCatchStatement* stmt) {
   ASSERT(!HasStackOverflow());
   ASSERT(current_block() != NULL);
   ASSERT(current_block()->HasPredecessor());
   return Bailout("TryCatchStatement");
 }
 
 
 void HOptimizedGraphBuilder::VisitTryFinallyStatement(
     TryFinallyStatement* stmt) {
@@ skipping 6099 matching lines @@
     }
   }
 
 #ifdef DEBUG
   if (graph_ != NULL) graph_->Verify(false);  // No full verify.
   if (allocator_ != NULL) allocator_->Verify();
 #endif
 }
 
 } }  // namespace v8::internal