Remove old cc-frame-viewer now that it is upstreamed into trace_viewer

tools/cc-frame-viewer/src/ui/drag_handle.js

Index: tools/cc-frame-viewer/src/ui/drag_handle.js
diff --git a/tools/cc-frame-viewer/src/ui/drag_handle.js b/tools/cc-frame-viewer/src/ui/drag_handle.js
deleted file mode 100644
index e0146b4677a5cfe373bd965e7e74cad19241a7fe..0000000000000000000000000000000000000000
--- a/tools/cc-frame-viewer/src/ui/drag_handle.js
+++ /dev/null
@@ -1,65 +0,0 @@
-/* Copyright (c) 2012 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.
- */
-'use strict';
-
-base.require('ui');
-base.requireStylesheet('ui.drag_handle');
-
-base.exportTo('ui', function() {
-
-  /**
-   * Detects when user clicks handle determines new height of container based
-   * on user's vertical mouse move and resizes the target.
-   * @constructor
-   * @extends {HTMLDivElement}
-   * You will need to set target to be the draggable element
-   */
-  var DragHandle = ui.define('x-drag-handle');
-
-  DragHandle.prototype = {
-    __proto__: HTMLDivElement.prototype,
-
-    decorate: function() {
-      this.lastMousePosY = 0;
-      this.onMouseMove_ = this.onMouseMove_.bind(this);
-      this.onMouseUp_ = this.onMouseUp_.bind(this);
-      this.addEventListener('mousedown', this.onMouseDown_);
-      this.target = undefined;
-    },
-
-    onMouseMove_: function(e) {
-      // Compute the difference in height position.
-      var dy = this.lastMousePosY - e.clientY;
-      // If style is not set, start off with computed height.
-      if (!this.target.style.height)
-        this.target.style.height = window.getComputedStyle(this.target).height;
-      // Apply new height to the container.
-      this.target.style.height = parseInt(this.target.style.height) + dy + 'px';
-      this.lastMousePosY = e.clientY;
-      e.preventDefault();
-      return true;
-    },
-
-    onMouseDown_: function(e) {
-      if (!this.target)
-        return;
-      this.lastMousePosY = e.clientY;
-      document.addEventListener('mousemove', this.onMouseMove_);
-      document.addEventListener('mouseup', this.onMouseUp_);
-      e.preventDefault();
-      return true;
-    },
-
-    onMouseUp_: function(e) {
-      document.removeEventListener('mousemove', this.onMouseMove_);
-      document.removeEventListener('mouseup', this.onMouseUp_);
-      e.preventDefault();
-    }
-  };
-
-  return {
-    DragHandle: DragHandle
-  };
-});