Rename package:js ports to avoid conflict with dart:js ones

lib/js.dart

 // Copyright (c) 2013, 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.
 
 /**
  * The js.dart library provides simple JavaScript invocation from Dart that
  * works on both Dartium and on other modern browsers via Dart2JS.
  *
  * It provides a model based on scoped [Proxy] objects.  Proxies give Dart
  * code access to JavaScript objects, fields, and functions as well as the
@@ skipping 593 matching lines @@
   // Enters a new scope in the JavaScript context.
   function enterJavaScriptScope() {
     proxiedObjectTable.enterScope();
   }
 
   // Enters a new scope in both the JavaScript and Dart context.
   var _dartEnterScopePort = null;
   function enterScope() {
     enterJavaScriptScope();
     if (!_dartEnterScopePort) {
-      _dartEnterScopePort = window.lookupPort('js-dart-enter-scope');
+      _dartEnterScopePort = window.lookupPort('js-dart-interop-enter-scope');
     }
     return _dartEnterScopePort.callSync([]);
   }
 
   // Exits the current scope (and invalidate local IDs) in the JavaScript
   // context.
   function exitJavaScriptScope() {
     proxiedObjectTable.exitScope();
   }
 
   // Exits the current scope in both the JavaScript and Dart context.
   var _dartExitScopePort = null;
   function exitScope(depth) {
     exitJavaScriptScope();
     if (!_dartExitScopePort) {
-      _dartExitScopePort = window.lookupPort('js-dart-exit-scope');
+      _dartExitScopePort = window.lookupPort('js-dart-interop-exit-scope');
     }
     return _dartExitScopePort.callSync([ depth ]);
   }
 
-  makeGlobalPort('dart-js-context', context);
-  makeGlobalPort('dart-js-create', construct);
-  makeGlobalPort('dart-js-proxy-count', proxyCount);
-  makeGlobalPort('dart-js-equals', proxyEquals);
-  makeGlobalPort('dart-js-instanceof', proxyInstanceof);
-  makeGlobalPort('dart-js-has-property', proxyHasProperty);
-  makeGlobalPort('dart-js-delete-property', proxyDeleteProperty);
-  makeGlobalPort('dart-js-convert', proxyConvert);
-  makeGlobalPort('dart-js-enter-scope', enterJavaScriptScope);
-  makeGlobalPort('dart-js-exit-scope', exitJavaScriptScope);
-  makeGlobalPort('dart-js-globalize', function(data) {
+  makeGlobalPort('dart-js-interop-context', context);
+  makeGlobalPort('dart-js-interop-create', construct);
+  makeGlobalPort('dart-js-interop-proxy-count', proxyCount);
+  makeGlobalPort('dart-js-interop-equals', proxyEquals);
+  makeGlobalPort('dart-js-interop-instanceof', proxyInstanceof);
+  makeGlobalPort('dart-js-interop-has-property', proxyHasProperty);
+  makeGlobalPort('dart-js-interop-delete-property', proxyDeleteProperty);
+  makeGlobalPort('dart-js-interop-convert', proxyConvert);
+  makeGlobalPort('dart-js-interop-enter-scope', enterJavaScriptScope);
+  makeGlobalPort('dart-js-interop-exit-scope', exitJavaScriptScope);
+  makeGlobalPort('dart-js-interop-globalize', function(data) {
     if (data[0] == "objref" || data[0] == "funcref") return proxiedObjectTable.globalize(data[1]);
     throw 'Illegal type: ' + data[0];
   });
-  makeGlobalPort('dart-js-invalidate', function(data) {
+  makeGlobalPort('dart-js-interop-invalidate', function(data) {
     if (data[0] == "objref" || data[0] == "funcref") return proxiedObjectTable.invalidate(data[1]);
     throw 'Illegal type: ' + data[0];
   });
 })();
 """;
 
 // Injects JavaScript source code onto the page.
 // This is only used to load the bootstrapping code above.
 void _inject(code) {
   final script = new ScriptElement();
@@ skipping 19 matching lines @@
 // Global ports to manage communication from JS to Dart.
 ReceivePortSync _dartEnterDartScope = null;
 ReceivePortSync _dartExitDartScope = null;
 
 // Initializes bootstrap code and ports.
 void _initialize() {
   if (_jsPortSync != null) return;
 
   // Test if the port is already defined.
   try {
-    _jsPortSync = window.lookupPort('dart-js-context');
+    _jsPortSync = window.lookupPort('dart-js-interop-context');
   } catch (e) {
     // TODO(vsm): Suppress the exception until dartbug.com/5854 is fixed.
   }
 
   // If not, try injecting the script.
   if (_jsPortSync == null) {
     _inject(_JS_BOOTSTRAP);
-    _jsPortSync = window.lookupPort('dart-js-context');
+    _jsPortSync = window.lookupPort('dart-js-interop-context');
   }
 
-  _jsPortCreate = window.lookupPort('dart-js-create');
-  _jsPortProxyCount = window.lookupPort('dart-js-proxy-count');
-  _jsPortEquals = window.lookupPort('dart-js-equals');
-  _jsPortInstanceof = window.lookupPort('dart-js-instanceof');
-  _jsPortHasProperty = window.lookupPort('dart-js-has-property');
-  _jsPortDeleteProperty = window.lookupPort('dart-js-delete-property');
-  _jsPortConvert = window.lookupPort('dart-js-convert');
-  _jsEnterJavaScriptScope = window.lookupPort('dart-js-enter-scope');
-  _jsExitJavaScriptScope = window.lookupPort('dart-js-exit-scope');
-  _jsGlobalize = window.lookupPort('dart-js-globalize');
-  _jsInvalidate = window.lookupPort('dart-js-invalidate');
+  _jsPortCreate = window.lookupPort('dart-js-interop-create');
+  _jsPortProxyCount = window.lookupPort('dart-js-interop-proxy-count');
+  _jsPortEquals = window.lookupPort('dart-js-interop-equals');
+  _jsPortInstanceof = window.lookupPort('dart-js-interop-instanceof');
+  _jsPortHasProperty = window.lookupPort('dart-js-interop-has-property');
+  _jsPortDeleteProperty = window.lookupPort('dart-js-interop-delete-property');
+  _jsPortConvert = window.lookupPort('dart-js-interop-convert');
+  _jsEnterJavaScriptScope = window.lookupPort('dart-js-interop-enter-scope');
+  _jsExitJavaScriptScope = window.lookupPort('dart-js-interop-exit-scope');
+  _jsGlobalize = window.lookupPort('dart-js-interop-globalize');
+  _jsInvalidate = window.lookupPort('dart-js-interop-invalidate');
 
   _dartEnterDartScope = new ReceivePortSync()
     ..receive((_) => _enterScope());
   _dartExitDartScope = new ReceivePortSync()
     ..receive((args) => _exitScope(args[0]));
-  window.registerPort('js-dart-enter-scope', _dartEnterDartScope.toSendPort());
-  window.registerPort('js-dart-exit-scope', _dartExitDartScope.toSendPort());
+  window.registerPort('js-dart-interop-enter-scope', _dartEnterDartScope.toSendPort());
+  window.registerPort('js-dart-interop-exit-scope', _dartExitDartScope.toSendPort());
 }
 
 /**
  * Returns a proxy to the global JavaScript context for this page.
  */
 Proxy get context {
   _enterScopeIfNeeded();
   return _deserialize(_jsPortSync.callSync([]));
 }
 
@@ skipping 661 matching lines @@
 // debugging / profiling purposes.
 void _proxyDebug([String message = '']) {
   print('Proxy status $message:');
   var dartLive = proxyCount(dartOnly: true);
   var dartTotal = proxyCount(dartOnly: true, all: true);
   var jsLive = proxyCount(jsOnly: true);
   var jsTotal = proxyCount(jsOnly: true, all: true);
   print('  Dart objects Live : $dartLive (out of $dartTotal ever allocated).');
   print('  JS objects Live : $jsLive (out of $jsTotal ever allocated).');
 }