Web Inspector: Remove unnecessary prefixes in WebInspectorUI CSS
https://bugs.webkit.org/show_bug.cgi?id=136905

Patch by Joseph Pecoraro <pecoraro@apple.com> on 2014-09-17
Reviewed by Timothy Hatcher.

Removed vendor prefixes from justify-content and a few lingering
occurances with transition, box-shadow, and display.

* UserInterface/Views/BreakpointActionView.css:
* UserInterface/Views/BreakpointTreeElement.css:
* UserInterface/Views/ButtonNavigationItem.css:
* UserInterface/Views/CSSStyleDetailsSidebarPanel.css:
* UserInterface/Views/ControlToolbarItem.css:
* UserInterface/Views/DebuggerDashboardView.css:
* UserInterface/Views/DefaultDashboardView.css:
* UserInterface/Views/FontResourceContentView.css:
* UserInterface/Views/ImageResourceContentView.css:
* UserInterface/Views/LayerTreeSidebarPanel.css:
* UserInterface/Views/Main.css:
* UserInterface/Views/NavigationBar.css:
* UserInterface/Views/NavigationSidebarPanel.css:
* UserInterface/Views/Popover.css:
* UserInterface/Views/ReplayDashboardView.css:
* UserInterface/Views/Toolbar.css:

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@173715 268f45cc-cd09-0410-ab3c-d52691b4dbfc