Revert "TimelinePanel: introduce StackView and use it instead of _timelineMemorySplitter"

Source/devtools/front_end/StackView.js

Index: Source/devtools/front_end/StackView.js
diff --git a/Source/devtools/front_end/StackView.js b/Source/devtools/front_end/StackView.js
deleted file mode 100644
index 171ca02fda02c93a82420a2f1abcba77c4929151..0000000000000000000000000000000000000000
--- a/Source/devtools/front_end/StackView.js
+++ /dev/null
@@ -1,66 +0,0 @@
-/*
- * Copyright (C) 2014 Google Inc. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * 2. Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following disclaimer
- * in the documentation and/or other materials provided with the
- * distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY GOOGLE INC. AND ITS CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GOOGLE INC.
- * OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-/**
- * @constructor
- * @extends {WebInspector.View}
- * @param {boolean} isVertical
- */
-WebInspector.StackView = function(isVertical)
-{
-    WebInspector.View.call(this);
-    this._isVertical = isVertical;
-}
-
-WebInspector.StackView.prototype = {
-    /**
-     * @param {!WebInspector.View} view
-     * @param {string=} sidebarSizeSettingName
-     * @param {number=} defaultSidebarWidth
-     * @param {number=} defaultSidebarHeight
-     * @return {!WebInspector.SplitView}
-     */
-    appendView: function(view, sidebarSizeSettingName, defaultSidebarWidth, defaultSidebarHeight)
-    {
-        var splitView = new WebInspector.SplitView(this._isVertical, sidebarSizeSettingName, defaultSidebarWidth, defaultSidebarHeight);
-        splitView.setFirstView(view);
-        splitView.showOnlyFirst();
-
-        if (!this._currentSplitView) {
-            splitView.show(this.element);
-        } else {
-            this._currentSplitView.setSecondView(splitView);
-            this._currentSplitView.showBoth();
-        }
-
-        this._currentSplitView = splitView;
-        return splitView;
-    },
-
-    __proto__: WebInspector.View.prototype
-}