Simplify implementation of assignment-to-const checks

src/arm/full-codegen-arm.cc

Index: src/arm/full-codegen-arm.cc
diff --git a/src/arm/full-codegen-arm.cc b/src/arm/full-codegen-arm.cc
index 3b560fedfaefd2e12fcb41d505c5fa908b5769b4..4182f8c26efe2848e608be50785f0df9598fda91 100644
--- a/src/arm/full-codegen-arm.cc
+++ b/src/arm/full-codegen-arm.cc
@@ -2031,7 +2031,7 @@ void FullCodeGenerator::EmitBinaryOp(BinaryOperation* expr,
 
 
 void FullCodeGenerator::EmitAssignment(Expression* expr) {
-  // Invalid left-hand sides are rewritten to have a 'throw
+  // Invalid left-hand sides are rewritten by the parser to have a 'throw
   // ReferenceError' on the left-hand side.
   if (!expr->IsValidLeftHandSide()) {
     VisitForEffect(expr);