Merge "Address Pointer Capture crash during rapid toggles" into tm-dev

        // Enable Pointer Capture.

        if (haveWindowWithPointerCapture &&

            (entry->pointerCaptureRequest == mCurrentPointerCaptureRequest)) {

            LOG_ALWAYS_FATAL("This request to enable Pointer Capture has already been dispatched "

                             "to the window.");

            // This can happen if pointer capture is disabled and re-enabled before we notify the

            // app of the state change, so there is no need to notify the app.

            ALOGI("Skipping dispatch of Pointer Capture being enabled: no state change.");

            return;

        }

        if (!mCurrentPointerCaptureRequest.enable) {

            // This can happen if a window requests capture and immediately releases capture.

    mWindow->consumeCaptureEvent(true);

}

TEST_F(InputDispatcherPointerCaptureTests, RapidToggleRequests) {

    requestAndVerifyPointerCapture(mWindow, true);

    // App toggles pointer capture off and on.

    mDispatcher->requestPointerCapture(mWindow->getToken(), false);

    mFakePolicy->assertSetPointerCaptureCalled(false);

    mDispatcher->requestPointerCapture(mWindow->getToken(), true);

    auto enableRequest = mFakePolicy->assertSetPointerCaptureCalled(true);

    // InputReader notifies that the latest "enable" request was processed, while skipping over the

    // preceding "disable" request.

    notifyPointerCaptureChanged(enableRequest);

    // Since pointer capture was never disabled during the rapid toggle, the window does not receive

    // any notifications.

    mWindow->assertNoEvents();

}

class InputDispatcherUntrustedTouchesTest : public InputDispatcherTest {

protected:

    constexpr static const float MAXIMUM_OBSCURING_OPACITY = 0.8;