[es6] implement spread calls

src/full-codegen.cc

Index: src/full-codegen.cc
diff --git a/src/full-codegen.cc b/src/full-codegen.cc
index a2e3e8c74ac526422549d4f19f6d33d550c90d15..88e715be2f64d0b7e88a39f8c685278a854d6d9c 100644
--- a/src/full-codegen.cc
+++ b/src/full-codegen.cc
@@ -288,6 +288,11 @@ void BreakableStatementChecker::VisitCompareOperation(CompareOperation* expr) {
 }
 
 
+void BreakableStatementChecker::VisitSpreadOperation(SpreadOperation* expr) {
+  Visit(expr->expression());
+}
+
+
 void BreakableStatementChecker::VisitThisFunction(ThisFunction* expr) {
 }
 
@@ -1622,6 +1627,11 @@ void FullCodeGenerator::VisitThrow(Throw* expr) {
 }
 
 
+void FullCodeGenerator::VisitSpreadOperation(SpreadOperation* expr) {
+  Visit(expr->expression());
+}
+
+
 FullCodeGenerator::NestedStatement* FullCodeGenerator::TryCatch::Exit(
     int* stack_depth,
     int* context_length) {