Expanded Autofill Credit Card Popup Layout Experiment in Android.

ui/android/java/src/org/chromium/ui/DropdownDividerDrawable.java

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 package org.chromium.ui;
 
 import android.graphics.Canvas;
 import android.graphics.ColorFilter;
 import android.graphics.Paint;
 import android.graphics.PixelFormat;
 import android.graphics.Rect;
 import android.graphics.drawable.Drawable;
 
 class DropdownDividerDrawable extends Drawable {
 
     private Paint mPaint;
     private Rect mDividerRect;
+    private int mBackgroundColor;
 
-    public DropdownDividerDrawable() {
+    /**
+     * Creates a drawable to draw a divider line that separate the list of {@code DropdownItem} and,

[Theresa, 2016/12/08 21:38:17]

s/separate/separates

{@link DropdownItem}

[csashi, 2016/12/08 23:03:30]

Done.

+     * optionally, paints the rectangular canvas.
+     * @param backgroundColor Popup background color. Skips painting the canvas if
+     * {@code Color.TRANSPARENT}.
+     */
+    public DropdownDividerDrawable(int backgroundColor) {
         mPaint = new Paint();
         mDividerRect = new Rect();
+        mBackgroundColor = backgroundColor;
     }
 
     @Override
     public void draw(Canvas canvas) {
+        if (mBackgroundColor != 0) canvas.drawColor(mBackgroundColor);
         canvas.drawRect(mDividerRect, mPaint);
     }
 
     @Override
     public void onBoundsChange(Rect bounds) {
         mDividerRect.set(0, 0, bounds.width(), mDividerRect.height());
     }
 
     public void setHeight(int height) {
         mDividerRect.set(0, 0, mDividerRect.right, height);
     }
 
-    public void setColor(int color) {
+    public void setDividerColor(int color) {
         mPaint.setColor(color);
     }
 
     @Override
     public void setAlpha(int alpha) {
     }
 
     @Override
     public void setColorFilter(ColorFilter cf) {
     }
 
     @Override
     public int getOpacity() {
         return PixelFormat.TRANSPARENT;
     }
 }