Merge "Make the triangle match dark mode"

import android.annotation.Nullable;

import android.content.Context;

import android.content.res.Resources;

import android.content.res.TypedArray;

import android.graphics.Color;

import android.graphics.drawable.ShapeDrawable;

import android.text.TextUtils;

        mPointerView = findViewById(R.id.pointer_view);

        int width = res.getDimensionPixelSize(R.dimen.bubble_pointer_width);

        int height = res.getDimensionPixelSize(R.dimen.bubble_pointer_height);

        TypedArray ta = getContext().obtainStyledAttributes(

                new int[] {android.R.attr.colorBackgroundFloating});

        int bgColor = ta.getColor(0, Color.WHITE);

        ta.recycle();

        ShapeDrawable triangleDrawable = new ShapeDrawable(

                TriangleShape.create(width, height, true /* pointUp */));

        triangleDrawable.setTint(Color.WHITE); // TODO: dark mode

        triangleDrawable.setTint(bgColor);

        mPointerView.setBackground(triangleDrawable);

        mHeaderView = findViewById(R.id.bubble_content_header);

    }