Devtools Animations: Add cubic bezier easing editor for animations

Source/devtools/front_end/elements/StylesSidebarPane.js

Index: Source/devtools/front_end/elements/StylesSidebarPane.js
diff --git a/Source/devtools/front_end/elements/StylesSidebarPane.js b/Source/devtools/front_end/elements/StylesSidebarPane.js
index ab0bf434ef9369c1acc6e648864ee681dee51bdf..55ed086f72d8356b45ab83030521af290dbde115 100644
--- a/Source/devtools/front_end/elements/StylesSidebarPane.js
+++ b/Source/devtools/front_end/elements/StylesSidebarPane.js
@@ -67,7 +67,7 @@ WebInspector.StylesSidebarPane = function(requestShowCallback)
     this._sectionsContainer = createElement("div");
     this.bodyElement.appendChild(this._sectionsContainer);
 
-    this._stylesPopoverHelper = new WebInspector.StylesPopoverHelper();
+    this._editorPopoverHelper = new WebInspector.EditorPopoverHelper();
 
     this._linkifier = new WebInspector.Linkifier(new WebInspector.Linkifier.DefaultCSSFormatter());
 
@@ -363,7 +363,7 @@ WebInspector.StylesSidebarPane.prototype = {
             }
         }
 
-        this._stylesPopoverHelper.hide();
+        this._editorPopoverHelper.hide();
         node = WebInspector.StylesSidebarPane.normalizeNode(node);
 
         this._resetCache();
@@ -900,7 +900,7 @@ WebInspector.StylesSidebarPane.prototype = {
     {
         this.element.ownerDocument.body.removeEventListener("keydown", this._keyDownBound, false);
         this.element.ownerDocument.body.removeEventListener("keyup", this._keyUpBound, false);
-        this._stylesPopoverHelper.hide();
+        this._editorPopoverHelper.hide();
         this._discardElementUnderMouse();
         WebInspector.ElementsSidebarPane.prototype.willHide.call(this);
     },
@@ -2169,8 +2169,8 @@ WebInspector.StylePropertyTreeElement.prototype = {
             return swatch;
         }
 
-        var stylesPopoverHelper = this._parentPane._stylesPopoverHelper;
-        return new WebInspector.ColowSwatchPopoverIcon(this, stylesPopoverHelper, text).element();
+        var editorPopoverHelper = this._parentPane._editorPopoverHelper;
+        return new WebInspector.ColorSwatchPopoverIcon(this, editorPopoverHelper, text).element();
     },
 
     /**
@@ -2190,8 +2190,8 @@ WebInspector.StylePropertyTreeElement.prototype = {
         var geometry = WebInspector.Geometry.CubicBezier.parse(text);
         if (!geometry || !this._styleRule.editable())
             return createTextNode(text);
-        var stylesPopoverHelper = this._parentPane._stylesPopoverHelper;
-        return new WebInspector.BezierPopoverIcon(this, stylesPopoverHelper, text).element();
+        var editorPopoverHelper = this._parentPane._editorPopoverHelper;
+        return new WebInspector.BezierPopoverIcon(this, editorPopoverHelper, text).element();
     },
 
     _updateState: function()