Rename JS_CURRENT_ISOLATE to JS_CURRENT_ISOLATE_CONTEXT.

dart/sdk/lib/_internal/compiler/implementation/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;
 
 /**
  * A special element for the extra parameter taken by intercepted
  * methods. We need to override [Element.computeType] because our
  * optimizers may look at its declared type.
@@ skipping 2951 matching lines @@
 
     List<HInstruction> inputs = <HInstruction>[];
     addGenericSendArgumentsToList(link.tail.tail, inputs);
 
     HType ssaType = new HType.fromNativeBehavior(nativeBehavior, compiler);
     push(new HForeign(nativeBehavior.codeAst, ssaType, inputs,
                       effects: nativeBehavior.sideEffects));
     return;
   }
 
-  void handleForeignJsCurrentIsolate(Send node) {
+  void handleForeignJsCurrentIsolateContext(Send node) {
     if (!node.arguments.isEmpty) {
       compiler.cancel(
-          'Too many arguments to JS_CURRENT_ISOLATE', node: node);
+          'Too many arguments to JS_CURRENT_ISOLATE_CONTEXT', node: node);
     }
 
     if (!compiler.hasIsolateSupport()) {
       // If the isolate library is not used, we just generate code
       // to fetch the current isolate.
       String name = backend.namer.CURRENT_ISOLATE;
       push(new HForeign(new js.LiteralString(name),
                         HType.UNKNOWN,
                         <HInstruction>[]));
     } else {
@@ skipping 98 matching lines @@
   void handleForeignDartObjectJsConstructorFunction(Send node) {
     if (!node.arguments.isEmpty) {
       compiler.cancel('Too many arguments', node: node.argumentsNode);
     }
     String jsClassReference = backend.namer.isolateAccess(compiler.objectClass);
     push(new HForeign(new js.LiteralString(jsClassReference),
                       HType.UNKNOWN,
                       <HInstruction>[]));
   }
 
+  void handleForeignJsCurrentIsolate(Send node) {
+    if (!node.arguments.isEmpty) {
+      compiler.cancel('Too many arguments', node: node.argumentsNode);
+    }
+    push(new HForeign(new js.LiteralString(backend.namer.CURRENT_ISOLATE),
+                      HType.UNKNOWN,
+                      <HInstruction>[]));
+  }
+
   visitForeignSend(Send node) {
     Selector selector = elements.getSelector(node);
     SourceString name = selector.name;
     if (name == const SourceString('JS')) {
       handleForeignJs(node);
-    } else if (name == const SourceString('JS_CURRENT_ISOLATE')) {
-      handleForeignJsCurrentIsolate(node);
+    } else if (name == const SourceString('JS_CURRENT_ISOLATE_CONTEXT')) {
+      handleForeignJsCurrentIsolateContext(node);
     } else if (name == const SourceString('JS_CALL_IN_ISOLATE')) {
       handleForeignJsCallInIsolate(node);
     } else if (name == const SourceString('DART_CLOSURE_TO_JS')) {
       handleForeignDartClosureToJs(node, 'DART_CLOSURE_TO_JS');
     } else if (name == const SourceString('RAW_DART_FUNCTION_REF')) {
       handleForeignRawFunctionRef(node, 'RAW_DART_FUNCTION_REF');
     } else if (name == const SourceString('JS_SET_CURRENT_ISOLATE')) {
       handleForeignSetCurrentIsolate(node);
     } else if (name == const SourceString('JS_CREATE_ISOLATE')) {
       handleForeignCreateIsolate(node);
     } else if (name == const SourceString('JS_OPERATOR_IS_PREFIX')) {
       stack.add(addConstantString(node, backend.namer.operatorIsPrefix()));
     } else if (name == const SourceString('JS_OPERATOR_AS_PREFIX')) {
       stack.add(addConstantString(node, backend.namer.operatorAsPrefix()));
     } else if (name == const SourceString('JS_DART_OBJECT_CONSTRUCTOR')) {
       handleForeignDartObjectJsConstructorFunction(node);
+    } else if (name == const SourceString('JS_CURRENT_ISOLATE')) {
+      handleForeignJsCurrentIsolate(node);
     } else {
       throw "Unknown foreign: ${selector}";
     }
   }
 
   generateSuperNoSuchMethodSend(Send node,
                                 Selector selector,
                                 List<HInstruction> arguments) {
     SourceString name = selector.name;
 
@@ skipping 2237 matching lines @@
           new HSubGraphBlockInformation(elseBranch.graph));
 
     HBasicBlock conditionStartBlock = conditionBranch.block;
     conditionStartBlock.setBlockFlow(info, joinBlock);
     SubGraph conditionGraph = conditionBranch.graph;
     HIf branch = conditionGraph.end.last;
     assert(branch is HIf);
     branch.blockInformation = conditionStartBlock.blockFlow;
   }
 }