Merge "Fix: Drag handle isn't updated after crossing bidi boundary." into mnc-dev

        protected void updateDrawable() {

            final int offset = getCurrentCursorOffset();

            final boolean isRtlCharAtOffset = mTextView.getLayout().isRtlCharAt(offset);

            final Drawable oldDrawable = mDrawable;

            mDrawable = isRtlCharAtOffset ? mDrawableRtl : mDrawableLtr;

            mHotspotX = getHotspotX(mDrawable, isRtlCharAtOffset);

            mHorizontalGravity = getHorizontalGravity(isRtlCharAtOffset);

            if (oldDrawable != mDrawable) {

                postInvalidate();

            }

        }

        protected abstract int getHotspotX(Drawable drawable, boolean isRtlRun);