[parser] Remove hoist_scope from DeclarationDescriptor

src/parsing/parser.cc

Index: src/parsing/parser.cc
diff --git a/src/parsing/parser.cc b/src/parsing/parser.cc
index 36268493e971ae185e2f88b5254cc5a88a7dde70..1ea1f1fbcfcc4bfc04293cac684b38769d73bd3a 100644
--- a/src/parsing/parser.cc
+++ b/src/parsing/parser.cc
@@ -1674,7 +1674,6 @@ void Parser::RewriteCatchPattern(CatchInfo* catch_info, bool* ok) {
     DeclarationDescriptor descriptor;
     descriptor.declaration_kind = DeclarationDescriptor::NORMAL;
     descriptor.scope = scope();
-    descriptor.hoist_scope = nullptr;
     descriptor.mode = LET;
     descriptor.declaration_pos = catch_info->pattern->position();
     descriptor.initialization_pos = catch_info->pattern->position();
@@ -2910,7 +2909,6 @@ Block* Parser::BuildParameterInitializationBlock(
     DeclarationDescriptor descriptor;
     descriptor.declaration_kind = DeclarationDescriptor::PARAMETER;
     descriptor.scope = scope();
-    descriptor.hoist_scope = nullptr;
     descriptor.mode = LET;
     descriptor.declaration_pos = parameter->pattern->position();
     // The position that will be used by the AssignmentExpression
@@ -2945,7 +2943,6 @@ Block* Parser::BuildParameterInitializationBlock(
       param_scope->RecordEvalCall();
       param_block = factory()->NewBlock(NULL, 8, true, kNoSourcePosition);
       param_block->set_scope(param_scope);
-      descriptor.hoist_scope = scope();
       // Pass the appropriate scope in so that PatternRewriter can appropriately
       // rewrite inner initializers of the pattern to param_scope
       descriptor.scope = param_scope;