Set max alpha for dot color

Bug: 130347467
Test: manual
Change-Id: I8e922549cc5875508fe3f50aecb7139070794e83
diff --git a/packages/SystemUI/src/com/android/systemui/bubbles/BadgedImageView.java b/packages/SystemUI/src/com/android/systemui/bubbles/BadgedImageView.java
index 98f446d..f15e8e4 100644
--- a/packages/SystemUI/src/com/android/systemui/bubbles/BadgedImageView.java
+++ b/packages/SystemUI/src/com/android/systemui/bubbles/BadgedImageView.java
@@ -23,6 +23,7 @@
 import android.util.AttributeSet;
 import android.widget.ImageView;
 
+import com.android.internal.graphics.ColorUtils;
 import com.android.systemui.R;
 
 /**
@@ -101,7 +102,7 @@
      * The colour to use for the dot.
      */
     public void setDotColor(int color) {
-        mUpdateDotColor = color;
+        mUpdateDotColor = ColorUtils.setAlphaComponent(color, 255 /* alpha */);
         invalidate();
     }