Merge "Update scrollbars to match Material spec" into lmp-mr1-dev

     */

    private final int[] mPreviewResId = new int[2];

    /** The minimum touch target size in pixels. */

    private final int mMinimumTouchTarget;

    /**

     * Padding in pixels around the preview text. Applied as layout margins to

     * the preview text and padding to the preview image.

        mPrimaryText = createPreviewTextView(context);

        mSecondaryText = createPreviewTextView(context);

        mMinimumTouchTarget = listView.getResources().getDimensionPixelSize(

                com.android.internal.R.dimen.fast_scroller_minimum_touch_target);

        setStyle(styleResId);

        final ViewGroupOverlay overlay = listView.getOverlay();

    }

    private boolean isPointInsideX(float x) {

        final float offset = mThumbImage.getTranslationX();

        final float left = mThumbImage.getLeft() + offset;

        final float right = mThumbImage.getRight() + offset;

        // Apply the minimum touch target size.

        final float targetSizeDiff = mMinimumTouchTarget - (right - left);

        final float adjust = targetSizeDiff > 0 ? targetSizeDiff : 0;

        if (mLayoutFromRight) {

            return x >= mThumbImage.getLeft();

            return x >= mThumbImage.getLeft() - adjust;

        } else {

            return x <= mThumbImage.getRight();

            return x <= mThumbImage.getRight() + adjust;

        }

    }

        final float offset = mThumbImage.getTranslationY();

        final float top = mThumbImage.getTop() + offset;

        final float bottom = mThumbImage.getBottom() + offset;

        return y >= top && y <= bottom;

        // Apply the minimum touch target size.

        final float targetSizeDiff = mMinimumTouchTarget - (bottom - top);

        final float adjust = targetSizeDiff > 0 ? targetSizeDiff / 2 : 0;

        return y >= (top - adjust) && y <= (bottom + adjust);

    }

    /**