Index: ui/gfx/color_utils.h |
diff --git a/ui/gfx/color_utils.h b/ui/gfx/color_utils.h |
index 9b6bc14a9df1c3312af55dc4a2b403758cc425ff..c850eb046ed714fb09da3568d6772a515b6a0653 100644 |
--- a/ui/gfx/color_utils.h |
+++ b/ui/gfx/color_utils.h |
@@ -58,7 +58,7 @@ SkColor GetAverageColorOfFavicon(SkBitmap* bitmap, SkAlpha alpha); |
// Builds a histogram based on the Y' of the Y'UV representation of |
// this image. |
-UI_EXPORT void BuildLumaHistogram(SkBitmap* bitmap, int histogram[256]); |
+UI_EXPORT void BuildLumaHistogram(const SkBitmap& bitmap, int histogram[256]); |
// Returns a blend of the supplied colors, ranging from |background| (for |
// |alpha| == 0) to |foreground| (for |alpha| == 255). The alpha channels of |