Merge "Enable logcat logging in libnetd_resolv"

#include <list>

#include <vector>

#include <android-base/logging.h>

#include <android-base/stringprintf.h>

#include <android/multinetwork.h>  // ResNsendFlags

#include <cutils/misc.h>           // FIRST_APPLICATION_UID

#include "thread_util.h"

using aidl::android::net::metrics::INetdEventListener;

using android::base::StringPrintf;

static android::net::DnsProxyListener gDnsProxyListener;

bool resolv_init(const dnsproxylistener_callbacks& callbacks) {

    android::base::InitLogging(/*argv=*/nullptr);

    android::base::SetDefaultTag("libnetd_resolv");

    ALOGI("Initializing resolver");

    if (!gDnsProxyListener.setCallbacks(callbacks)) {

        ALOGE("Unable to set callbacks to DnsProxyListener");

        return false;