Extract InterceptorData from JavaScriptBackend.

pkg/compiler/lib/src/ssa/codegen.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.
 
 import 'dart:math' as math;
 import '../common.dart';
 import '../common/codegen.dart' show CodegenRegistry, CodegenWorkItem;
 import '../common/tasks.dart' show CompilerTask;
 import '../compiler.dart' show Compiler;
 import '../constants/constant_system.dart';
@@ skipping 1686 matching lines @@
         .withSourceInformation(node.sourceInformation));
     registry.registerStaticUse(new StaticUse.constructorBodyInvoke(
         node.element, new CallStructure.unnamed(arguments.length)));
   }
 
   void visitOneShotInterceptor(HOneShotInterceptor node) {
     List<js.Expression> arguments = visitArguments(node.inputs);
     var isolate = new js.VariableUse(
         backend.namer.globalObjectForLibrary(helpers.interceptorsLibrary));
     Selector selector = node.selector;
-    js.Name methodName = backend.registerOneShotInterceptor(selector);
+    js.Name methodName = backend.interceptorData
+        .registerOneShotInterceptor(selector, backend.namer);
     push(js
         .propertyCall(isolate, methodName, arguments)
         .withSourceInformation(node.sourceInformation));
     if (selector.isGetter) {
       registerGetter(node);
     } else if (selector.isSetter) {
       registerSetter(node);
     } else {
       registerMethodInvoke(node);
     }
@@ skipping 1330 matching lines @@
   }
 
   void visitReadTypeVariable(HReadTypeVariable node) {
     TypeVariableEntity element = node.dartType.element;
     FunctionEntity helperElement = helpers.convertRtiToRuntimeType;
     registry.registerStaticUse(
         new StaticUse.staticInvoke(helperElement, CallStructure.ONE_ARG));
 
     use(node.inputs[0]);
     if (node.hasReceiver) {
-      if (backend.isInterceptorClass(element.typeDeclaration)) {
+      if (backend.interceptorData.isInterceptorClass(element.typeDeclaration)) {
         int index = element.index;
         js.Expression receiver = pop();
         js.Expression helper =
             backend.emitter.staticFunctionAccess(helperElement);
         js.Expression rtiFieldName = backend.namer.rtiFieldName;
         push(js.js(r'#(#.# && #.#[#])', [
           helper,
           receiver,
           rtiFieldName,
           receiver,
@@ skipping 46 matching lines @@
     registry.registerStaticUse(new StaticUse.staticInvoke(
         helper, new CallStructure.unnamed(argumentCount)));
     return backend.emitter.staticFunctionAccess(helper);
   }
 
   @override
   void visitRef(HRef node) {
     visit(node.value);
   }
 }