GTK: Port omnibox drawing from GdkGC interface to cairo.

chrome/browser/themes/theme_service.cc

Index: chrome/browser/themes/theme_service.cc
diff --git a/chrome/browser/themes/theme_service.cc b/chrome/browser/themes/theme_service.cc
index 34a36e55faa321660173638f1607ed93a5c83b78..210e663dda8e89d8325c8f2c7a9b53f120657f57 100644
--- a/chrome/browser/themes/theme_service.cc
+++ b/chrome/browser/themes/theme_service.cc
@@ -220,6 +220,20 @@ void ThemeService::Init(Profile* profile) {
   LoadThemePrefs();
 }
 
+const gfx::Image* ThemeService::GetImageNamed(int id) const {
+  DCHECK(CalledOnValidThread());
+
+  const gfx::Image* image = NULL;
+
+  if (theme_pack_.get())
+    image = theme_pack_->GetImageNamed(id);
+
+  if (!image)
+    image = &rb_.GetNativeImageNamed(id);
+
+  return image;
+}
+
 SkBitmap* ThemeService::GetBitmapNamed(int id) const {
   DCHECK(CalledOnValidThread());