diff -r 000000000000 -r 6474c204b198 widget/cocoa/nsNativeThemeColors.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/widget/cocoa/nsNativeThemeColors.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,67 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef nsNativeThemeColors_h_
+#define nsNativeThemeColors_h_
+
+#include "nsCocoaFeatures.h"
+#import <Cocoa/Cocoa.h>
+
+extern "C" {
+  typedef CFTypeRef CUIRendererRef;
+  void CUIDraw(CUIRendererRef r, CGRect rect, CGContextRef ctx, CFDictionaryRef options, CFDictionaryRef* result);
+}
+
+@interface NSWindow(CoreUIRendererPrivate)
++ (CUIRendererRef)coreUIRenderer;
+@end
+
+enum ColorName {
+  toolbarTopBorderGrey,
+  toolbarFillGrey,
+  toolbarBottomBorderGrey,
+};
+
+static const int sSnowLeopardThemeColors[][2] = {
+  /* { active window, inactive window } */
+  // toolbar:
+  { 0xD0, 0xF1 }, // top separator line
+  { 0xA7, 0xD8 }, // fill color
+  { 0x51, 0x99 }, // bottom separator line
+};
+
+static const int sLionThemeColors[][2] = {
+  /* { active window, inactive window } */
+  // toolbar:
+  { 0xD0, 0xF0 }, // top separator line
+  { 0xB2, 0xE1 }, // fill color
+  { 0x59, 0x87 }, // bottom separator line
+};
+
+__attribute__((unused))
+static int NativeGreyColorAsInt(ColorName name, BOOL isMain)
+{
+  if (nsCocoaFeatures::OnLionOrLater())
+    return sLionThemeColors[name][isMain ? 0 : 1];
+
+  return sSnowLeopardThemeColors[name][isMain ? 0 : 1];
+}
+
+__attribute__((unused))
+static float NativeGreyColorAsFloat(ColorName name, BOOL isMain)
+{
+  return NativeGreyColorAsInt(name, isMain) / 255.0f;
+}
+
+__attribute__((unused))
+static void DrawNativeGreyColorInRect(CGContextRef context, ColorName name,
+                                      CGRect rect, BOOL isMain)
+{
+  float grey = NativeGreyColorAsFloat(name, isMain);
+  CGContextSetRGBFillColor(context, grey, grey, grey, 1.0f);
+  CGContextFillRect(context, rect);
+}
+
+#endif // nsNativeThemeColors_h_