Changes to prepare for allowing script snapshots to be taken after running the main application

runtime/vm/scopes.cc

Index: runtime/vm/scopes.cc
diff --git a/runtime/vm/scopes.cc b/runtime/vm/scopes.cc
index 637e9b72bfa92fa9e1a9a19be20e4290c0722e7c..f0c5080b8e4a5a384c68a2098d14d3687d504ba2 100644
--- a/runtime/vm/scopes.cc
+++ b/runtime/vm/scopes.cc
@@ -548,7 +548,7 @@ RawContextScope* LocalScope::PreserveOuterScope(int current_context_level)
 
   // Create a ContextScope with space for num_captured_vars descriptors.
   const ContextScope& context_scope =
-      ContextScope::Handle(ContextScope::New(num_captured_vars));
+      ContextScope::Handle(ContextScope::New(num_captured_vars, false));
 
   // Create a descriptor for each referenced captured variable of enclosing
   // functions to preserve its name and its context allocation information.
@@ -638,7 +638,7 @@ RawContextScope* LocalScope::CreateImplicitClosureScope(const Function& func) {
 
   // Create a ContextScope with space for kNumCapturedVars descriptors.
   const ContextScope& context_scope =
-      ContextScope::Handle(ContextScope::New(kNumCapturedVars));
+      ContextScope::Handle(ContextScope::New(kNumCapturedVars, true));
 
   // Create a descriptor for 'this' variable.
   context_scope.SetTokenIndexAt(0, func.token_pos());