Merge "Don't try to auto-pip if there's already a pip" into udc-dev

                // to the transient activity.

                ar.supportsEnterPipOnTaskSwitch = true;

            }

            // Make sure this activity can enter pip under the current circumstances.

            // `enterPictureInPicture` internally checks, but with beforeStopping=false which

            // is specifically for non-auto-enter.

            if (!ar.checkEnterPictureInPictureState("enterPictureInPictureMode",

                    true /* beforeStopping */)) {

                return false;

            }

            return mController.mAtm.enterPictureInPictureMode(ar, ar.pictureInPictureArgs,

                    false /* fromClient */);

        }

        }

        ProtoLog.v(ProtoLogGroup.WM_DEBUG_WINDOW_TRANSITIONS, "Finish Transition: %s", record);

        mPlayingTransitions.remove(record);

        if (!inTransition()) {

            // reset track-count now since shell-side is idle.

            mTrackCount = 0;

        }

        updateRunningRemoteAnimation(record, false /* isPlaying */);

        record.finishTransition();

        for (int i = mAnimatingExitWindows.size() - 1; i >= 0; i--) {

            }

        }

        mRunningLock.doNotifyLocked();

        // Run state-validation checks when no transitions are active anymore.

        // Run state-validation checks when no transitions are active anymore (Note: sometimes

        // finish can start a transition, so check afterwards -- eg. pip).

        if (!inTransition()) {

            // Can reset track-count now that everything is idle.

            mTrackCount = 0;

            validateStates();

            mAtm.mWindowManager.onAnimationFinished();

        }