Pass SourceInformation through the CPS IR.

pkg/compiler/lib/src/tree_ir/tree_ir_nodes.dart

 // Copyright (c) 2014, 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.
 
 library tree_ir_nodes;
 
 import '../constants/expressions.dart';
 import '../constants/values.dart' as values;
 import '../dart_types.dart' show DartType, GenericType;
 import '../elements/elements.dart';
+import '../io/source_information.dart' show SourceInformation;
 import '../universe/universe.dart';
 import '../universe/universe.dart' show Selector;
 import 'optimization/optimization.dart';
 
 // The Tree language is the target of translation out of the CPS-based IR.
 //
 // The translation from CPS to Dart consists of several stages.  Among the
 // stages are translation to direct style, translation out of SSA, eliminating
 // unnecessary names, recognizing high-level control constructs.  Combining
 // these separate concerns is complicated and the constraints of the CPS-based
@@ skipping 99 matching lines @@
 
 /**
  * A call to a static function or getter/setter to a static field.
  *
  * In contrast to the CPS-based IR, the arguments can be arbitrary expressions.
  */
 class InvokeStatic extends Expression implements Invoke {
   final Entity target;
   final List<Expression> arguments;
   final Selector selector;
+  final SourceInformation sourceInformation;
 
-  InvokeStatic(this.target, this.selector, this.arguments);
+  InvokeStatic(this.target, this.selector, this.arguments,
+               {this.sourceInformation});
 
   accept(ExpressionVisitor visitor) => visitor.visitInvokeStatic(this);
   accept1(ExpressionVisitor1 visitor, arg) {
     return visitor.visitInvokeStatic(this, arg);
   }
 }
 
 /**
  * A call to a method, operator, getter, setter or index getter/setter.
  *
@@ skipping 780 matching lines @@
     visitStatement(node.next);
   }
 
   visitCreateBox(CreateBox node) {
   }
 
   visitCreateInstance(CreateInstance node) {
     node.arguments.forEach(visitExpression);
   }
 }