audio policy: reduce audio routing commands trafic. am: 77305a67

        beaconMuteLatency = handleEventForBeacon(STARTING_OUTPUT);

    }

    // force device change if the output is inactive and no audio patch is already present.

    // check active before incrementing usage count

    bool force = !outputDesc->isActive();

    bool force = !outputDesc->isActive() &&

            (outputDesc->getPatchHandle() == AUDIO_PATCH_HANDLE_NONE);

    // increment usage count for this stream on the requested output:

    // NOTE that the usage count is the same for duplicated output and hardware output which is

        for (size_t i = 0; i < mOutputs.size(); i++) {

            sp<AudioOutputDescriptor> desc = mOutputs.valueAt(i);

            if (desc != outputDesc) {

                // force a device change if any other output is managed by the same hw

                // module and has a current device selection that differs from selected device.

                // force a device change if any other output is:

                // - managed by the same hw module

                // - has a current device selection that differs from selected device.

                // - supports currently selected device

                // - has an active audio patch

                // In this case, the audio HAL must receive the new device selection so that it can

                // change the device currently selected by the other active output.

                if (outputDesc->sharesHwModuleWith(desc) &&

                    desc->device() != device) {

                        desc->device() != device &&

                        desc->supportedDevices() & device &&

                        desc->getPatchHandle() != AUDIO_PATCH_HANDLE_NONE) {

                    force = true;

                }

                // wait for audio on other active outputs to be presented when starting