Implement All Apps Icon upto the visual Specs.

Test: Visual
Bug: 267382941

Change-Id: If675c2f4767014598b23d8a2c2e684f5a8fb4f19

src/com/android/launcher3/views/IconButtonView.java

@@ -31,6 +31,7 @@ import android.os.Build;
 import android.util.AttributeSet;
 
 import androidx.annotation.ColorInt;
+import androidx.annotation.NonNull;
 
 import com.android.launcher3.BubbleTextView;
 import com.android.launcher3.icons.BaseIconFactory;
@@ -70,6 +71,15 @@ public class IconButtonView extends BubbleTextView {
         }
     }
 
+    /** Sets given Drawable as icon */
+    public void setIconDrawable(@NonNull Drawable drawable) {
+        ColorStateList tintList = getBackgroundTintList();
+        int tint = tintList == null ? Color.WHITE : tintList.getDefaultColor();
+        try (BaseIconFactory factory = LauncherIcons.obtain(getContext())) {
+            setIcon(new IconDrawable(factory.getWhiteShadowLayer(), tint, drawable));
+        }
+    }
+
     /** Updates the color of the icon's foreground layer. */
     public void setForegroundTint(@ColorInt int tintColor) {
         FastBitmapDrawable icon = getIcon();