Deprecate ResolvedVisitor.visitOperatorSend.

pkg/compiler/lib/src/ssa/builder.dart

 // 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.
 
 part of ssa;
 
 class SsaFunctionCompiler implements FunctionCompiler {
   SsaCodeGeneratorTask generator;
   SsaBuilderTask builder;
   SsaOptimizerTask optimizer;
@@ skipping 3439 matching lines @@
       // TODO(sra): This is a fresh template each time.  We can't let the
       // template manager build them.
       js.Template code = js.js.uncachedExpressionTemplate(template);
       HInstruction representation =
           new HForeignCode(code, backend.readableArrayType, inputs,
               nativeBehavior: native.NativeBehavior.PURE_ALLOCATION);
       return representation;
     }
   }
 
-  visitOperatorSend(ast.Send node) {
-    internalError(node, 'Unexpected operator send: ${node}');
-  }
-
   @override
   void visitAs(ast.Send node, ast.Node expression, DartType type, _) {
     HInstruction expressionInstruction = visitAndPop(expression);
     if (type.isMalformed) {
       ErroneousElement element = type.element;
       generateTypeError(node, element.message);
     } else {
       HInstruction converted = buildTypeConversion(
           expressionInstruction,
           localsHandler.substInContext(type),
@@ skipping 3746 matching lines @@
     if (unaliased is TypedefType) throw 'unable to unalias $type';
     unaliased.accept(this, builder);
   }
 
   void visitDynamicType(DynamicType type, SsaBuilder builder) {
     JavaScriptBackend backend = builder.compiler.backend;
     ClassElement cls = backend.findHelper('DynamicRuntimeType');
     builder.push(new HDynamicType(type, new TypeMask.exact(cls, classWorld)));
   }
 }