DevTools: remove the ComputedStyles -> Styles pane dependency.

third_party/WebKit/Source/devtools/front_end/elements/SharedSidebarModel.js

Index: third_party/WebKit/Source/devtools/front_end/elements/SharedSidebarModel.js
diff --git a/third_party/WebKit/Source/devtools/front_end/elements/SharedSidebarModel.js b/third_party/WebKit/Source/devtools/front_end/elements/SharedSidebarModel.js
deleted file mode 100644
index 1eb7e828b57ca539d3e3922f4a202fbc53ab1e68..0000000000000000000000000000000000000000
--- a/third_party/WebKit/Source/devtools/front_end/elements/SharedSidebarModel.js
+++ /dev/null
@@ -1,131 +0,0 @@
-// Copyright (c) 2015 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.
-
-/**
- * @extends {WebInspector.Object}
- * @constructor
- */
-WebInspector.SharedSidebarModel = function()
-{
-    WebInspector.Object.call(this);
-    this._node = WebInspector.context.flavor(WebInspector.DOMNode);
-    WebInspector.context.addFlavorChangeListener(WebInspector.DOMNode, this._onNodeChanged, this);
-}
-
-WebInspector.SharedSidebarModel.Events = {
-    ComputedStyleChanged: "ComputedStyleChanged"
-}
-
-WebInspector.SharedSidebarModel.prototype = {
-    /**
-     * @return {?WebInspector.DOMNode}
-     */
-    node: function()
-    {
-        return this._node;
-    },
-
-    /**
-     * @return {?WebInspector.CSSModel}
-     */
-    cssModel: function()
-    {
-        return this._cssModel;
-    },
-
-    /**
-     * @param {!WebInspector.Event} event
-     */
-    _onNodeChanged: function(event)
-    {
-        this._node = /** @type {?WebInspector.DOMNode} */(event.data);
-        this._updateTarget(this._node ? this._node.target() : null);
-        this._onComputedStyleChanged();
-    },
-
-    /**
-     * @param {?WebInspector.Target} target
-     */
-    _updateTarget: function(target)
-    {
-        if (this._target === target)
-            return;
-        if (this._targetEvents) {
-            WebInspector.EventTarget.removeEventListeners(this._targetEvents);
-            this._targetEvents = null;
-        }
-        this._target = target;
-        var domModel = null;
-        if (target) {
-            this._cssModel = WebInspector.CSSModel.fromTarget(target);
-            domModel = WebInspector.DOMModel.fromTarget(target);
-        }
-
-        if (domModel && this._cssModel) {
-            this._targetEvents = [
-                this._cssModel.addEventListener(WebInspector.CSSModel.Events.StyleSheetAdded,  this._onComputedStyleChanged, this),
-                this._cssModel.addEventListener(WebInspector.CSSModel.Events.StyleSheetRemoved,  this._onComputedStyleChanged, this),
-                this._cssModel.addEventListener(WebInspector.CSSModel.Events.StyleSheetChanged,  this._onComputedStyleChanged, this),
-                this._cssModel.addEventListener(WebInspector.CSSModel.Events.MediaQueryResultChanged,  this._onComputedStyleChanged, this),
-                this._cssModel.addEventListener(WebInspector.CSSModel.Events.PseudoStateForced,  this._onComputedStyleChanged, this),
-                this._cssModel.addEventListener(WebInspector.CSSModel.Events.ModelWasEnabled,  this._onComputedStyleChanged, this),
-                domModel.addEventListener(WebInspector.DOMModel.Events.DOMMutated, this._onComputedStyleChanged, this)
-            ];
-        }
-    },
-
-    /**
-     * @return {?WebInspector.DOMNode}
-     */
-    _elementNode: function()
-    {
-        return this.node() ? this.node().enclosingElementOrSelf() : null;
-    },
-
-    /**
-     * @return {!Promise.<?WebInspector.SharedSidebarModel.ComputedStyle>}
-     */
-    fetchComputedStyle: function()
-    {
-        var elementNode = this._elementNode();
-        var cssModel = this.cssModel();
-        if (!elementNode || !cssModel)
-            return Promise.resolve(/** @type {?WebInspector.SharedSidebarModel.ComputedStyle} */(null));
-
-        if (!this._computedStylePromise)
-            this._computedStylePromise = cssModel.computedStylePromise(elementNode.id).then(verifyOutdated.bind(this, elementNode));
-
-        return this._computedStylePromise;
-
-        /**
-         * @param {!WebInspector.DOMNode} elementNode
-         * @param {?Map.<string, string>} style
-         * @return {?WebInspector.SharedSidebarModel.ComputedStyle}
-         * @this {WebInspector.SharedSidebarModel}
-         */
-        function verifyOutdated(elementNode, style)
-        {
-            return elementNode === this._elementNode() && style ? new WebInspector.SharedSidebarModel.ComputedStyle(elementNode, style) : /** @type {?WebInspector.SharedSidebarModel.ComputedStyle} */(null);
-        }
-    },
-
-    _onComputedStyleChanged: function()
-    {
-        delete this._computedStylePromise;
-        this.dispatchEventToListeners(WebInspector.SharedSidebarModel.Events.ComputedStyleChanged);
-    },
-
-    __proto__: WebInspector.Object.prototype
-}
-
-/**
- * @constructor
- * @param {!WebInspector.DOMNode} node
- * @param {!Map.<string, string>} computedStyle
- */
-WebInspector.SharedSidebarModel.ComputedStyle = function(node, computedStyle)
-{
-    this.node = node;
-    this.computedStyle = computedStyle;
-}