Add a token position to LoadLocal, StoreLocal, and LoadStaticField instructions

runtime/vm/flow_graph_builder.h

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #ifndef VM_FLOW_GRAPH_BUILDER_H_
 #define VM_FLOW_GRAPH_BUILDER_H_
 
 #include "platform/assert.h"
 #include "platform/globals.h"
 #include "vm/allocation.h"
@@ skipping 286 matching lines @@
   // This implementation shares state among visitors by using the builder.
   // The implementation is incorrect if a visitor that hits a return is not
   // actually added to the graph.
   void AddReturnExit(intptr_t token_pos, Value* value);
 
  protected:
   Definition* BuildStoreTemp(const LocalVariable& local, Value* value);
   Definition* BuildStoreExprTemp(Value* value);
   Definition* BuildLoadExprTemp();
 
-  Definition* BuildStoreLocal(const LocalVariable& local, Value* value);
-  Definition* BuildLoadLocal(const LocalVariable& local);
+  Definition* BuildStoreLocal(const LocalVariable& local,
+                              Value* value,
+                              intptr_t token_pos = Scanner::kNoSourcePos);
+  Definition* BuildLoadLocal(const LocalVariable& local,
+                             intptr_t token_pos = Scanner::kNoSourcePos);
   LoadLocalInstr* BuildLoadThisVar(LocalScope* scope);
   LoadFieldInstr* BuildNativeGetter(
       NativeBodyNode* node,
       MethodRecognizer::Kind kind,
       intptr_t offset,
       const Type& type,
       intptr_t class_id);
   // Assumes setter parameter is named 'value'. Returns null constant.
   ConstantInstr* DoNativeSetterStoreValue(
       NativeBodyNode* node,
@@ skipping 253 matching lines @@
   // Output parameters.
   GrowableArray<TargetEntryInstr**> true_successor_addresses_;
   GrowableArray<TargetEntryInstr**> false_successor_addresses_;
 
   intptr_t condition_token_pos_;
 };
 
 }  // namespace dart
 
 #endif  // VM_FLOW_GRAPH_BUILDER_H_