Harmony - Increase bubble/dialog border stroke opacity

ui/views/bubble/bubble_border.cc

Index: ui/views/bubble/bubble_border.cc
diff --git a/ui/views/bubble/bubble_border.cc b/ui/views/bubble/bubble_border.cc
index 35614bc149cb400c762a4129eb4997b60aeef08a..b219071570aab5b40eca6eb52b7a9d1abf33a5bf 100644
--- a/ui/views/bubble/bubble_border.cc
+++ b/ui/views/bubble/bubble_border.cc
@@ -475,7 +475,7 @@ void BubbleBorder::PaintMd(const View& view, gfx::Canvas* canvas) {
   shadows.emplace_back(gfx::Vector2d(0, kLargeShadowVerticalOffset),
                        2 * kLargeShadowBlur, kLargeShadowColor);
   paint.setLooper(gfx::CreateShadowDrawLooperCorrectBlur(shadows));
-  paint.setColor(SkColorSetA(SK_ColorBLACK, 0x0D));
+  paint.setColor(SkColorSetA(SK_ColorBLACK, 0x26));
   paint.setAntiAlias(true);
 
   gfx::Rect bounds(view.GetLocalBounds());