Move Parser::Declare to Scope.

src/parsing/pattern-rewriter.cc

Index: src/parsing/pattern-rewriter.cc
diff --git a/src/parsing/pattern-rewriter.cc b/src/parsing/pattern-rewriter.cc
index 247f3f57c6cce3148c1013f4c67dc8cdeb550357..6f278bf7d6e7edc45e648aec6ebea90ff6a57161 100644
--- a/src/parsing/pattern-rewriter.cc
+++ b/src/parsing/pattern-rewriter.cc
@@ -152,10 +152,15 @@ void Parser::PatternRewriter::VisitVariableProxy(VariableProxy* pattern) {
       parser_->scanner()->location().end_pos);
   Declaration* declaration = factory()->NewVariableDeclaration(
       proxy, descriptor_->scope, descriptor_->declaration_pos);
-  Variable* var = parser_->Declare(declaration, descriptor_->declaration_kind,
-                                   descriptor_->mode,
-                                   DefaultInitializationFlag(descriptor_->mode),
-                                   ok_, descriptor_->hoist_scope);
+  Scope* scope = descriptor_->hoist_scope;
+  if (scope == nullptr) {
+    scope = parser_->scope();
+  }
+  Variable* var = scope->DeclareVariableOrParameter(
+      declaration, descriptor_->declaration_kind, descriptor_->mode,
+      DefaultInitializationFlag(descriptor_->mode),
+      parser_->allow_harmony_restrictive_generators(),
+      &parser_->pending_error_handler_, parser_->use_counts_, ok_);
   if (!*ok_) return;
   DCHECK_NOT_NULL(var);
   DCHECK(proxy->is_resolved());