[turbofan] Deprecate CompilationInfo::has_scope predicate.

src/compiler/ast-graph-builder.cc

Index: src/compiler/ast-graph-builder.cc
diff --git a/src/compiler/ast-graph-builder.cc b/src/compiler/ast-graph-builder.cc
index 272eef1f316789e647efbfb04eed2be3431dae7e..3d68ef50547e3edc560accbf4b807138a69c333b 100644
--- a/src/compiler/ast-graph-builder.cc
+++ b/src/compiler/ast-graph-builder.cc
@@ -568,7 +568,7 @@ bool AstGraphBuilder::CreateGraph(bool stack_check) {
   }
 
   // Build local context only if there are context allocated variables.
-  if (info()->num_heap_slots() > 0) {
+  if (scope->num_heap_slots() > 0) {
     // Push a new inner context scope for the current activation.
     Node* inner_context = BuildLocalActivationContext(GetFunctionContext());
     ContextScope top_context(this, scope, inner_context);