diff --git a/services/core/java/com/android/server/ConnectivityService.java b/services/core/java/com/android/server/ConnectivityService.java
index 3d923a9..dadd327 100644
--- a/services/core/java/com/android/server/ConnectivityService.java
+++ b/services/core/java/com/android/server/ConnectivityService.java
@@ -3292,57 +3292,10 @@
         }
     }
 
-    public void setGlobalProxy(ProxyInfo proxyProperties) {
+    @Override
+    public void setGlobalProxy(final ProxyInfo proxyProperties) {
         enforceConnectivityInternalPermission();
-
-        synchronized (mProxyTracker.mProxyLock) {
-            if (proxyProperties == mProxyTracker.mGlobalProxy) return;
-            if (proxyProperties != null && proxyProperties.equals(mProxyTracker.mGlobalProxy)) {
-                return;
-            }
-            if (mProxyTracker.mGlobalProxy != null
-                    && mProxyTracker.mGlobalProxy.equals(proxyProperties)) {
-                return;
-            }
-
-            String host = "";
-            int port = 0;
-            String exclList = "";
-            String pacFileUrl = "";
-            if (proxyProperties != null && (!TextUtils.isEmpty(proxyProperties.getHost()) ||
-                    !Uri.EMPTY.equals(proxyProperties.getPacFileUrl()))) {
-                if (!proxyProperties.isValid()) {
-                    if (DBG)
-                        log("Invalid proxy properties, ignoring: " + proxyProperties.toString());
-                    return;
-                }
-                mProxyTracker.mGlobalProxy = new ProxyInfo(proxyProperties);
-                host = mProxyTracker.mGlobalProxy.getHost();
-                port = mProxyTracker.mGlobalProxy.getPort();
-                exclList = mProxyTracker.mGlobalProxy.getExclusionListAsString();
-                if (!Uri.EMPTY.equals(proxyProperties.getPacFileUrl())) {
-                    pacFileUrl = proxyProperties.getPacFileUrl().toString();
-                }
-            } else {
-                mProxyTracker.mGlobalProxy = null;
-            }
-            ContentResolver res = mContext.getContentResolver();
-            final long token = Binder.clearCallingIdentity();
-            try {
-                Settings.Global.putString(res, Settings.Global.GLOBAL_HTTP_PROXY_HOST, host);
-                Settings.Global.putInt(res, Settings.Global.GLOBAL_HTTP_PROXY_PORT, port);
-                Settings.Global.putString(res, Settings.Global.GLOBAL_HTTP_PROXY_EXCLUSION_LIST,
-                        exclList);
-                Settings.Global.putString(res, Settings.Global.GLOBAL_HTTP_PROXY_PAC, pacFileUrl);
-            } finally {
-                Binder.restoreCallingIdentity(token);
-            }
-
-            if (mProxyTracker.mGlobalProxy == null) {
-                proxyProperties = mProxyTracker.mDefaultProxy;
-            }
-            mProxyTracker.sendProxyBroadcast(proxyProperties);
-        }
+        mProxyTracker.setGlobalProxy(proxyProperties);
     }
 
     private void loadGlobalProxy() {
diff --git a/services/core/java/com/android/server/connectivity/ProxyTracker.java b/services/core/java/com/android/server/connectivity/ProxyTracker.java
index 89cacdc..daaedd8 100644
--- a/services/core/java/com/android/server/connectivity/ProxyTracker.java
+++ b/services/core/java/com/android/server/connectivity/ProxyTracker.java
@@ -18,6 +18,7 @@
 
 import android.annotation.NonNull;
 import android.annotation.Nullable;
+import android.content.ContentResolver;
 import android.content.Context;
 import android.content.Intent;
 import android.net.Proxy;
@@ -26,6 +27,7 @@
 import android.os.Binder;
 import android.os.Handler;
 import android.os.UserHandle;
+import android.provider.Settings;
 import android.text.TextUtils;
 import android.util.Slog;
 
@@ -134,4 +136,49 @@
             Binder.restoreCallingIdentity(ident);
         }
     }
+
+    public void setGlobalProxy(@Nullable ProxyInfo proxyProperties) {
+        synchronized (mProxyLock) {
+            if (proxyProperties == mGlobalProxy) return;
+            if (proxyProperties != null && proxyProperties.equals(mGlobalProxy)) return;
+            if (mGlobalProxy != null && mGlobalProxy.equals(proxyProperties)) return;
+
+            String host = "";
+            int port = 0;
+            String exclList = "";
+            String pacFileUrl = "";
+            if (proxyProperties != null && (!TextUtils.isEmpty(proxyProperties.getHost()) ||
+                    !Uri.EMPTY.equals(proxyProperties.getPacFileUrl()))) {
+                if (!proxyProperties.isValid()) {
+                    if (DBG) Slog.d(TAG, "Invalid proxy properties, ignoring: " + proxyProperties);
+                    return;
+                }
+                mGlobalProxy = new ProxyInfo(proxyProperties);
+                host = mGlobalProxy.getHost();
+                port = mGlobalProxy.getPort();
+                exclList = mGlobalProxy.getExclusionListAsString();
+                if (!Uri.EMPTY.equals(proxyProperties.getPacFileUrl())) {
+                    pacFileUrl = proxyProperties.getPacFileUrl().toString();
+                }
+            } else {
+                mGlobalProxy = null;
+            }
+            final ContentResolver res = mContext.getContentResolver();
+            final long token = Binder.clearCallingIdentity();
+            try {
+                Settings.Global.putString(res, Settings.Global.GLOBAL_HTTP_PROXY_HOST, host);
+                Settings.Global.putInt(res, Settings.Global.GLOBAL_HTTP_PROXY_PORT, port);
+                Settings.Global.putString(res, Settings.Global.GLOBAL_HTTP_PROXY_EXCLUSION_LIST,
+                        exclList);
+                Settings.Global.putString(res, Settings.Global.GLOBAL_HTTP_PROXY_PAC, pacFileUrl);
+            } finally {
+                Binder.restoreCallingIdentity(token);
+            }
+
+            if (mGlobalProxy == null) {
+                proxyProperties = mDefaultProxy;
+            }
+            sendProxyBroadcast(proxyProperties);
+        }
+    }
 }