Rename destructuring flag to "--harmony-destructuring-bind"

src/preparser.cc

Index: src/preparser.cc
diff --git a/src/preparser.cc b/src/preparser.cc
index af84cd07aac8f7e663c73f94a9b85947c1910fb4..ef33200134594d1e8446e07688297f93f15f85d3 100644
--- a/src/preparser.cc
+++ b/src/preparser.cc
@@ -582,7 +582,7 @@ PreParser::Statement PreParser::ParseVariableDeclarations(
         ValidateLetPattern(&pattern_classifier, CHECK_OK);
       }
 
-      if (!allow_harmony_destructuring() && !pattern.IsIdentifier()) {
+      if (!allow_harmony_destructuring_bind() && !pattern.IsIdentifier()) {
         ReportUnexpectedToken(next);
         *ok = false;
         return Statement::Default();