surfaceflinger: remove un-cached buffers hack for Adreno

    LOGI("version   : %s", glGetString(GL_VERSION));

    LOGI("extensions: %s", gl_extensions);

    if (strstr(gl_renderer, "Adreno")) {

#if 0

    // for drivers that don't have proper support for flushing cached buffers

    // on gralloc unlock, uncomment this block and test for the specific

    // renderer substring

    if (strstr(gl_renderer, "<some vendor string>")) {

        LOGD("Assuming uncached graphics buffers.");

        mFlags &= ~CACHED_BUFFERS;

    }

#endif

    if (strstr(gl_extensions, "GL_ARB_texture_non_power_of_two")) {

        mFlags |= NPOT_EXTENSION;