[parser] Remove obsolete ParseInfo::is_global flag.

src/debug/debug-scopes.cc

Index: src/debug/debug-scopes.cc
diff --git a/src/debug/debug-scopes.cc b/src/debug/debug-scopes.cc
index c7eb0f75f95ef448bc9485651276216fa6c19b1d..1de0d9d4a03e46cd0d8b63f309e5c8ce75730852 100644
--- a/src/debug/debug-scopes.cc
+++ b/src/debug/debug-scopes.cc
@@ -94,10 +94,7 @@ ScopeIterator::ScopeIterator(Isolate* isolate, FrameInspector* frame_inspector,
     Handle<Script> script(Script::cast(shared_info->script()));
     info.reset(new ParseInfo(&zone, script));
     info->set_toplevel();
-    if (scope_info->scope_type() == SCRIPT_SCOPE) {
-      info->set_global();
-    } else {
-      DCHECK(scope_info->scope_type() == EVAL_SCOPE);
+    if (scope_info->scope_type() == EVAL_SCOPE) {
       info->set_eval();
       if (!function->context()->IsNativeContext()) {
         info->set_outer_scope_info(handle(function->context()->scope_info()));
@@ -105,6 +102,8 @@ ScopeIterator::ScopeIterator(Isolate* isolate, FrameInspector* frame_inspector,
       // Language mode may be inherited from the eval caller.
       // Retrieve it from shared function info.
       info->set_language_mode(shared_info->language_mode());
+    } else {
+      DCHECK(scope_info->scope_type() == SCRIPT_SCOPE);
     }
   } else {
     // Inner function.