Merge "Avoid unnecessary division in TextView.Marquee.tick."

        private final Choreographer mChoreographer;

        private byte mStatus = MARQUEE_STOPPED;

        private final float mPixelsPerSecond;

        private final float mPixelsPerMs;

        private float mMaxScroll;

        private float mMaxFadeScroll;

        private float mGhostStart;

        Marquee(TextView v) {

            final float density = v.getContext().getResources().getDisplayMetrics().density;

            mPixelsPerSecond = MARQUEE_DP_PER_SECOND * density;

            mPixelsPerMs = MARQUEE_DP_PER_SECOND * density / 1000f;

            mView = new WeakReference<TextView>(v);

            mChoreographer = Choreographer.getInstance();

        }

                long currentMs = mChoreographer.getFrameTime();

                long deltaMs = currentMs - mLastAnimationMs;

                mLastAnimationMs = currentMs;

                float deltaPx = deltaMs / 1000f * mPixelsPerSecond;

                float deltaPx = deltaMs * mPixelsPerMs;

                mScroll += deltaPx;

                if (mScroll > mMaxScroll) {

                    mScroll = mMaxScroll;