Add a color argument to accessibilityPrivate.setFocusRing

chrome/browser/chromeos/ui/accessibility_focus_ring_layer.cc

Index: chrome/browser/chromeos/ui/accessibility_focus_ring_layer.cc
diff --git a/chrome/browser/chromeos/ui/accessibility_focus_ring_layer.cc b/chrome/browser/chromeos/ui/accessibility_focus_ring_layer.cc
index 28ef7322eb16d65212baa5e89c047f15f34c78dd..11f80e0f6bdc3c897c1da89204cceadf332e583f 100644
--- a/chrome/browser/chromeos/ui/accessibility_focus_ring_layer.cc
+++ b/chrome/browser/chromeos/ui/accessibility_focus_ring_layer.cc
@@ -119,13 +119,15 @@ void AccessibilityFocusRingLayer::OnPaintLayer(
   flags.setStyle(cc::PaintFlags::kStroke_Style);
   flags.setStrokeWidth(2);
 
+  SkColor base_color = has_custom_color() ? custom_color() :
+      SkColorSetARGBMacro(255, kFocusRingColorRed, kFocusRingColorGreen,
+                          kFocusRingColorBlue);
+
   SkPath path;
   gfx::Vector2d offset = layer()->bounds().OffsetFromOrigin();
   const int w = kGradientWidth;
   for (int i = 0; i < w; ++i) {
-    flags.setColor(SkColorSetARGBMacro(255 * (w - i) * (w - i) / (w * w),
-                                       kFocusRingColorRed, kFocusRingColorGreen,
-                                       kFocusRingColorBlue));
+    flags.setColor(SkColorSetA(base_color, 255 * (w - i) * (w - i) / (w * w)));
     path = MakePath(ring_, i, offset);
     recorder.canvas()->DrawPath(path, flags);
   }