Merge "Add assert for required EGL extensions"

    StringCollection extensions(eglQueryString(mEglDisplay, EGL_EXTENSIONS));

    EglExtensions.bufferAge = extensions.has("EGL_EXT_buffer_age");

    EglExtensions.setDamage = extensions.has("EGL_KHR_partial_update");

    LOG_ALWAYS_FATAL_IF(!extensions.has("EGL_KHR_swap_buffers_with_damage"),

            "Missing required extension EGL_KHR_swap_buffers_with_damage");

}

bool EglManager::hasEglContext() {