Baseline for-of implementation

src/full-codegen.cc

Index: src/full-codegen.cc
diff --git a/src/full-codegen.cc b/src/full-codegen.cc
index 5140d8cd9e7a75a2f350ac890e1a73567c67a141..05af8fa4ecea35f6fa12d578bdc4e3c8846bc681 100644
--- a/src/full-codegen.cc
+++ b/src/full-codegen.cc
@@ -164,8 +164,8 @@ void BreakableStatementChecker::VisitForInStatement(ForInStatement* stmt) {
 
 
 void BreakableStatementChecker::VisitForOfStatement(ForOfStatement* stmt) {
-  // Mark for in statements breakable if the iterable expression is.
-  Visit(stmt->iterable());
+  // For-of is breakable because of the next() call.
+  is_breakable_ = true;
 }
 
 
@@ -1392,10 +1392,6 @@ void FullCodeGenerator::VisitForStatement(ForStatement* stmt) {
 }
 
 
-void FullCodeGenerator::VisitForOfStatement(ForOfStatement* stmt) {
-}
-
-
 void FullCodeGenerator::VisitTryCatchStatement(TryCatchStatement* stmt) {
   Comment cmnt(masm_, "[ TryCatchStatement");
   SetStatementPosition(stmt);