cleanup(view): remove unused code

Author: vsavkin

modules/core/src/compiler/view.js

@@ -31,7 +31,6 @@ export class View {
   /// When the view is part of render tree, the DocumentFragment is empty, which is why we need
   /// to keep track of the nodes.
   nodes:List<Node>;
-  onChangeDispatcher:OnChangeDispatcher;
   componentChildViews: List<View>;
   viewPorts: List<ViewPort>;
   preBuiltObjects: List<PreBuiltObjects>;
@@ -45,7 +44,6 @@ export class View {
     this.nodes = nodes;
     this.elementInjectors = elementInjectors;
     this.rootElementInjectors = rootElementInjectors;
-    this.onChangeDispatcher = null;
     this.textNodes = textNodes;
     this.bindElements = bindElements;
     this.recordRange = protoRecordRange.instantiate(this, MapWrapper.create());
@@ -555,24 +553,3 @@ class PropertyUpdate {
     this.previousValue = previousValue;
   }
 }
-
-
-//TODO(tbosch): I don't like to have done be called from a different place than notify
-// notify is called by change detection, but done is called by our wrapper on detect changes.
-export class OnChangeDispatcher {
-
-  _lastView:View;
-  _lastTarget:DirectivePropertyMemento;
-  constructor() {
-    this._lastView = null;
-    this._lastTarget = null;
-  }
-
-  notify(view:View, eTarget:DirectivePropertyMemento) {
-
-  }
-
-  done() {
-
-  }
-}

modules/core/src/life_cycle/life_cycle.js

@@ -1,18 +1,13 @@
 import {FIELD} from 'facade/lang';
-import {OnChangeDispatcher} from '../compiler/view';
 import {ChangeDetector} from 'change_detection/change_detector';
 
 export class LifeCycle {
-
   _changeDetector:ChangeDetector;
-  _onChangeDispatcher:OnChangeDispatcher;
   constructor() {
     this._changeDetector = null;
-    this._onChangeDispatcher = null;
   }
 
   digest() {
     _changeDetector.detectChanges();
-    _onChangeDispatcher.done();
   }
 }