fix: make sure that Zone does not show up in angular2.d.ts

Closes #7655

gulpfile.js

@@ -988,7 +988,7 @@ gulp.task('test.typings',
           ['!pre.test.typings.layoutNodeModule', '!pre.test.typings.copyTypingsSpec'], function() {
             var tsc = require('gulp-typescript');
 
-            return gulp.src([tmpdir + '/*.ts', 'node_modules/zone.js/dist/zone.js.d.ts'])
+            return gulp.src([tmpdir + '/*.ts'])
                 .pipe(tsc({
                   target: 'ES6',
                   module: 'commonjs',

modules/angular2/src/core/zone/ng_zone_impl.ts

@@ -8,13 +8,12 @@ export class NgZoneError {
 }
 
 
-export class NgZoneImpl implements ZoneSpec {
+export class NgZoneImpl {
   static isInAngularZone(): boolean { return Zone.current.get('isAngularZone') === true; }
 
-  public name: string = 'angular';
+  /** @internal */
-  public properties: {[k: string]: string} = <any>{'isAngularZone': true};
-
   private outer: Zone;
+  /** @internal */
   private inner: Zone;
 
   private onEnter: () => void;
@@ -37,7 +36,7 @@ export class NgZoneImpl implements ZoneSpec {
     this.setMacrotask = setMacrotask;
     this.onError = onError;
 
-    if (global.Zone) {
+    if (Zone) {
       this.outer = this.inner = Zone.current;
       if (Zone['wtfZoneSpec']) {
         this.inner = this.inner.fork(Zone['wtfZoneSpec']);
@@ -45,52 +44,56 @@ export class NgZoneImpl implements ZoneSpec {
       if (trace) {
         this.inner = this.inner.fork(Zone['longStackTraceZoneSpec']);
       }
-      this.inner = this.inner.fork(this);
+      this.inner = this.inner.fork({
+        name: 'angular',
+        properties:<any>{'isAngularZone': true},
+        onInvokeTask: (delegate: ZoneDelegate, current: Zone, target: Zone, task: Task,
+                       applyThis: any, applyArgs: any): any => {
+          try {
+            this.onEnter();
+            return delegate.invokeTask(target, task, applyThis, applyArgs);
+          } finally {
+            this.onLeave();
+          }
+        },
+
+
+        onInvoke: (delegate: ZoneDelegate, current: Zone, target: Zone, callback: Function,
+                   applyThis: any, applyArgs: any[], source: string): any => {
+          try {
+            this.onEnter();
+            return delegate.invoke(target, callback, applyThis, applyArgs, source);
+          } finally {
+            this.onLeave();
+          }
+        },
+
+        onHasTask:
+            (delegate: ZoneDelegate, current: Zone, target: Zone, hasTaskState: HasTaskState) => {
+              delegate.hasTask(target, hasTaskState);
+              if (current == target) {
+                // We are only interested in hasTask events which originate from our zone
+                // (A child hasTask event is not interesting to us)
+                if (hasTaskState.change == 'microTask') {
+                  this.setMicrotask(hasTaskState.microTask);
+                } else if (hasTaskState.change == 'macroTask') {
+                  this.setMacrotask(hasTaskState.macroTask);
+                }
+              }
+            },
+
+        onHandleError: (delegate: ZoneDelegate, current: Zone, target: Zone, error: any):
+                           boolean => {
+                             delegate.handleError(target, error);
+                             this.onError(new NgZoneError(error, error.stack));
+                             return false;
+                           }
+      });
     } else {
       throw new Error('Angular2 needs to be run with Zone.js polyfill.');
     }
   }
 
-  onInvokeTask(delegate: ZoneDelegate, current: Zone, target: Zone, task: Task, applyThis: any,
-               applyArgs: any): any {
-    try {
-      this.onEnter();
-      return delegate.invokeTask(target, task, applyThis, applyArgs);
-    } finally {
-      this.onLeave();
-    }
-  };
-
-
-  onInvoke(delegate: ZoneDelegate, current: Zone, target: Zone, callback: Function, applyThis: any,
-           applyArgs: any[], source: string): any {
-    try {
-      this.onEnter();
-      return delegate.invoke(target, callback, applyThis, applyArgs, source);
-    } finally {
-      this.onLeave();
-    }
-  }
-
-  onHasTask(delegate: ZoneDelegate, current: Zone, target: Zone, hasTaskState: HasTaskState) {
-    delegate.hasTask(target, hasTaskState);
-    if (current == target) {
-      // We are only interested in hasTask events which originate from our zone
-      // (A child hasTask event is not interesting to us)
-      if (hasTaskState.change == 'microTask') {
-        this.setMicrotask(hasTaskState.microTask);
-      } else if (hasTaskState.change == 'macroTask') {
-        this.setMacrotask(hasTaskState.macroTask);
-      }
-    }
-  }
-
-  onHandleError(delegate: ZoneDelegate, current: Zone, target: Zone, error: any): boolean {
-    delegate.handleError(target, error);
-    this.onError(new NgZoneError(error, error.stack));
-    return false;
-  }
-
   runInner(fn: () => any): any { return this.inner.runGuarded(fn); };
   runOuter(fn: () => any): any { return this.outer.run(fn); };
 }

modules/angular2/src/facade/lang.ts

@@ -9,7 +9,6 @@ export interface BrowserNodeGlobal {
   Math: any;  // typeof Math;
   assert(condition: any): void;
   Reflect: any;
-  Zone: typeof Zone;
   getAngularTestability: Function;
   getAllAngularTestabilities: Function;
   getAllAngularRootElements: Function;