[es6] implement destructuring assignment

src/full-codegen/full-codegen.cc

Index: src/full-codegen/full-codegen.cc
diff --git a/src/full-codegen/full-codegen.cc b/src/full-codegen/full-codegen.cc
index b7040d09da4e877fcfb6e0080784279a698bdadb..3ffe25adf1afec582b9702e1e79ec0bfd2f4dd32 100644
--- a/src/full-codegen/full-codegen.cc
+++ b/src/full-codegen/full-codegen.cc
@@ -1487,6 +1487,12 @@ void FullCodeGenerator::VisitEmptyParentheses(EmptyParentheses* expr) {
 }
 
 
+void FullCodeGenerator::VisitRewritableAssignmentExpression(
+    RewritableAssignmentExpression* expr) {
+  Visit(expr->expression());
+}
+
+
 FullCodeGenerator::NestedStatement* FullCodeGenerator::TryFinally::Exit(
     int* stack_depth, int* context_length) {
   // The macros used here must preserve the result register.