Merge "Reconfigure display info. after configuration changes." into nyc-dev

    // since they won't be notified through the app window animator.

    final List<IBinder> mNoAnimationNotifyOnTransitionFinished = new ArrayList<>();

    // List of displays to reconfigure after configuration changes.

    // Some of the information reported for a display is dependent on resources to do the right

    // calculations. For example, {@link DisplayInfo#smallestNominalAppWidth} and company are

    // dependent on the height and width of the status and nav bar which change depending on the

    // current configuration.

    private final DisplayContentList mReconfigureOnConfigurationChanged = new DisplayContentList();

    /** Listener to notify activity manager about app transitions. */

    private final WindowManagerInternal.AppTransitionListener mActivityManagerAppTransitionNotifier

            = new WindowManagerInternal.AppTransitionListener() {

    private int[] onConfigurationChanged() {

        mPolicy.onConfigurationChanged();

        getDefaultDisplayContentLocked().getDockedDividerController().onConfigurationChanged();

        final DisplayContent defaultDisplayContent = getDefaultDisplayContentLocked();

        if (!mReconfigureOnConfigurationChanged.contains(defaultDisplayContent)) {

            // The default display size information is heavily dependent on the resources in the

            // current configuration, so we need to reconfigure it everytime the configuration

            // changes. See {@link PhoneWindowManager#setInitialDisplaySize}...sigh...

            mReconfigureOnConfigurationChanged.add(defaultDisplayContent);

        }

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

            reconfigureDisplayLocked(mReconfigureOnConfigurationChanged.remove(i));

        }

        defaultDisplayContent.getDockedDividerController().onConfigurationChanged();

        mChangedStackList.clear();

        for (int stackNdx = mStackIdToStack.size() - 1; stackNdx >= 0; stackNdx--) {

            final TaskStack stack = mStackIdToStack.valueAt(stackNdx);

            mWaitingForConfig = true;

            startFreezingDisplayLocked(false, 0, 0);

            mH.sendEmptyMessage(H.SEND_NEW_CONFIGURATION);

            if (!mReconfigureOnConfigurationChanged.contains(displayContent)) {

                mReconfigureOnConfigurationChanged.add(displayContent);

            }

        }

        mWindowPlacerLocked.performSurfacePlacement();