Revert of Introduce InterfaceEndpointClient(IEC), InterfaceEndpointHandle and

mojo/public/js/lib/interface_endpoint_handle.js

Index: mojo/public/js/lib/interface_endpoint_handle.js
diff --git a/mojo/public/js/lib/interface_endpoint_handle.js b/mojo/public/js/lib/interface_endpoint_handle.js
deleted file mode 100644
index f48b89ba85c71a372fd8d03c119a578fa8425cc8..0000000000000000000000000000000000000000
--- a/mojo/public/js/lib/interface_endpoint_handle.js
+++ /dev/null
@@ -1,158 +0,0 @@
-// Copyright 2017 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-define("mojo/public/js/lib/interface_endpoint_handle", [
-  "mojo/public/js/interface_types",
-  "timer",
-], function(types, timer) {
-
-  var AssociationEvent = {
-    // The interface has been associated with a message pipe.
-    ASSOCIATED: 'associated',
-    // The peer of this object has been closed before association.
-    PEER_CLOSED_BEFORE_ASSOCIATION: 'peer_closed_before_association'
-  };
-
-  function State(interfaceId, associatedGroupController) {
-    if (interfaceId === undefined) {
-      interfaceId = types.kInvalidInterfaceId;
-    }
-
-    this.interfaceId = interfaceId;
-    this.associatedGroupController = associatedGroupController;
-    this.pendingAssociation = false;
-    this.disconnectReason = null;
-    this.peerState_ = null;
-    this.associationEventHandler_ = null;
-  }
-
-  State.prototype.initPendingState = function(peer) {
-    this.pendingAssociation = true;
-    this.peerState_ = peer;
-  };
-
-  State.prototype.isValid = function() {
-    return this.pendingAssociation ||
-        types.isValidInterfaceId(this.interfaceId);
-  };
-
-  State.prototype.close = function(disconnectReason) {
-    var cachedGroupController;
-    var cachedPeerState;
-    var cachedId = types.kInvalidInterfaceId;
-
-    if (!this.pendingAssociation) {
-      if (types.isValidInterfaceId(this.interfaceId)) {
-        cachedGroupController = this.associatedGroupController;
-        this.associatedGroupController = null;
-        cachedId = this.interfaceId;
-        this.interfaceId = types.kInvalidInterfaceId;
-      }
-    } else {
-      this.pendingAssociation = false;
-      cachedPeerState = this.peerState_;
-      this.peerState_ = null;
-    }
-
-    if (cachedGroupController) {
-      cachedGroupController.closeEndpointHandle(cachedId,
-          disconnectReason);
-    } else if (cachedPeerState) {
-      cachedPeerState.onPeerClosedBeforeAssociation(disconnectReason);
-    }
-  };
-
-  State.prototype.runAssociationEventHandler = function(associationEvent) {
-    if (this.associationEventHandler_) {
-      var handler = this.associationEventHandler_;
-      this.associationEventHandler_ = null;
-      handler(associationEvent);
-    }
-  };
-
-  State.prototype.setAssociationEventHandler = function(handler) {
-    if (!this.pendingAssociation &&
-        !types.isValidInterfaceId(this.interfaceId)) {
-      return;
-    }
-
-    if (!handler) {
-      this.associationEventHandler_ = null;
-      return;
-    }
-
-    this.associationEventHandler_ = handler;
-    if (!this.pendingAssociation) {
-      timer.createOneShot(0, this.runAssociationEventHandler.bind(this,
-          AssociationEvent.ASSOCIATED));
-    } else if (!this.peerState_) {
-      timer.createOneShot(0, this.runAssociationEventHandler.bind(this,
-          AssociationEvent.PEER_CLOSED_BEFORE_ASSOCIATION));
-    }
-  };
-
-  State.prototype.onAssociated = function(interfaceId,
-      associatedGroupController) {
-    if (!this.pendingAssociation) {
-      return;
-    }
-
-    this.pendingAssociation = false;
-    this.peerState_ = null;
-    this.interfaceId = interfaceId;
-    this.associatedGroupController = associatedGroupController;
-    this.runAssociationEventHandler(AssociationEvent.ASSOCIATED);
-  };
-
-  State.prototype.onPeerClosedBeforeAssociation = function(disconnectReason) {
-    if (!this.pendingAssociation) {
-      return;
-    }
-
-    this.peerState_ = null;
-    this.disconnectReason = disconnectReason;
-
-    this.runAssociationEventHandler(
-        AssociationEvent.PEER_CLOSED_BEFORE_ASSOCIATION);
-  };
-
-  function InterfaceEndpointHandle(interfaceId, associatedGroupController) {
-    this.state_ = new State(interfaceId, associatedGroupController);
-  }
-
-  InterfaceEndpointHandle.prototype.isValid = function() {
-    return this.state_.isValid();
-  };
-
-  InterfaceEndpointHandle.prototype.pendingAssociation = function() {
-    return this.state_.pendingAssociation;
-  };
-
-  InterfaceEndpointHandle.prototype.id = function() {
-    return this.state_.interfaceId;
-  };
-
-  InterfaceEndpointHandle.prototype.groupController = function() {
-    return this.state_.associatedGroupController;
-  };
-
-  InterfaceEndpointHandle.prototype.disconnectReason = function() {
-    return this.state_.disconnectReason;
-  };
-
-  InterfaceEndpointHandle.prototype.setAssociationEventHandler = function(
-      handler) {
-    this.state_.setAssociationEventHandler(handler);
-  };
-
-  InterfaceEndpointHandle.prototype.reset = function(reason) {
-    this.state_.close(reason);
-    this.state_ = new State();
-  };
-
-  var exports = {};
-  exports.InterfaceEndpointHandle = InterfaceEndpointHandle;
-
-  return exports;
-});