Merge "camera2/legacy: Fix expected errors on eglSwapBuffers" into pi-dev

    private boolean swapBuffers(EGLSurface surface)

            throws LegacyExceptionUtils.BufferQueueAbandonedException {

        boolean result = EGL14.eglSwapBuffers(mEGLDisplay, surface);

        int error = EGL14.eglGetError();

        if (error == EGL14.EGL_BAD_SURFACE) {

        switch (error) {

            case EGL14.EGL_SUCCESS:

                return result;

            // Check for an abandoned buffer queue, or other error conditions out

            // of the user's control.

            //

            // From the EGL 1.4 spec (2013-12-04), Section 3.9.4 Posting Errors:

            //

            //   If eglSwapBuffers is called and the native window associated with

            //   surface is no longer valid, an EGL_BAD_NATIVE_WINDOW error is

            //   generated.

            //

            // We also interpret EGL_BAD_SURFACE as indicating an abandoned

            // surface, even though the EGL spec does not document it as such, for

            // backwards compatibility with older versions of this file.

            case EGL14.EGL_BAD_NATIVE_WINDOW:

            case EGL14.EGL_BAD_SURFACE:

                throw new LegacyExceptionUtils.BufferQueueAbandonedException();

        } else if (error != EGL14.EGL_SUCCESS) {

            throw new IllegalStateException("swapBuffers: EGL error: 0x" +

                    Integer.toHexString(error));

            default:

                throw new IllegalStateException(

                        "swapBuffers: EGL error: 0x" + Integer.toHexString(error));

        }

        return result;

    }

    private void checkEglError(String msg) {