Devtools: Cut color picker off at bottom instead of the top

third_party/WebKit/Source/devtools/front_end/ui/Popover.js

 /*
  * Copyright (C) 2009 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 222 matching lines @@
             newElementPosition.width = totalWidth - borderRadius * 2;
             newElementPosition.height += scrollerWidth;
             horizontalAlignment = "left";
             if (verticalAlignment === WebInspector.Popover.Orientation.Bottom)
                 newElementPosition.y -= scrollerWidth;
             // Position arrow accurately.
             this._popupArrowElement.style.left = Math.max(0, anchorBox.x - newElementPosition.x - borderRadius - arrowRadius + anchorBox.width / 2) + "px";
         }
 
         this.element.className = WebInspector.Popover._classNamePrefix + " " + verticalAlignment + "-" + horizontalAlignment + "-arrow";
-        this.element.positionAt(newElementPosition.x, newElementPosition.y - borderWidth, container);
+        this.element.positionAt(newElementPosition.x, Math.max(0, newElementPosition.y - borderWidth), container);
         this.element.style.width = newElementPosition.width + borderWidth * 2 + "px";
         this.element.style.height = newElementPosition.height + borderWidth * 2 + "px";
     },
 
     __proto__: WebInspector.Widget.prototype
 }
 
 /**
  * @constructor
  * @param {!Element} panelElement
@@ skipping 161 matching lines @@
             this._resetHoverTimer();
         }
     }
 }
 
 /** @enum {string} */
 WebInspector.Popover.Orientation = {
     Top: "top",
     Bottom: "bottom"
 }