Merge "When dropping a frame, merge its damage region" into qt-r1-dev

                    }

                }

                // Make sure to merge the damage rect from the frame we're about

                // to drop into the new frame's damage rect.

                if (last.mSurfaceDamage.bounds() == Rect::INVALID_RECT ||

                    item.mSurfaceDamage.bounds() == Rect::INVALID_RECT) {

                    item.mSurfaceDamage = Region::INVALID_REGION;

                } else {

                    item.mSurfaceDamage |= last.mSurfaceDamage;

                }

                // Overwrite the droppable buffer with the incoming one

                mCore->mQueue.editItemAt(mCore->mQueue.size() - 1) = item;

                frameReplacedListener = mCore->mConsumerListener;