Gtk3: Rename Gtk2UI and Get[FB]GColor

chrome/browser/ui/libgtkui/gtk_util.h

Index: chrome/browser/ui/libgtkui/gtk_util.h
diff --git a/chrome/browser/ui/libgtkui/gtk_util.h b/chrome/browser/ui/libgtkui/gtk_util.h
index fc9aa31cd68deaad3d78de92835ef7c98e3997b0..4e722a4cb276f98e2a08f326366e0cd24227f586 100644
--- a/chrome/browser/ui/libgtkui/gtk_util.h
+++ b/chrome/browser/ui/libgtkui/gtk_util.h
@@ -122,12 +122,12 @@ ScopedStyleContext GetStyleContextFromCss(const char* css_selector);
 
 // Get the 'color' property from the style context created by
 // GetStyleContextFromCss(|css_selector|).
-SkColor GetFGColor(const char* css_selector);
+SkColor GetFgColor(const char* css_selector);
 
 // Renders a background from the style context created by
 // GetStyleContextFromCss(|css_selector|) into a single pixel and
 // returns the color.
-SkColor GetBGColor(const char* css_selector);
+SkColor GetBgColor(const char* css_selector);
 
 // If there is a border, renders the border from the style context
 // created by GetStyleContextFromCss(|css_selector|) into a single