Merge changes from topic "pacproxy-service"

* changes:
  Make PacProxyService be a system service
  Revert^2 "Refactor setCurrentProxyScriptUrl to a void method"
diff --git a/framework/src/android/net/ProxyInfo.java b/framework/src/android/net/ProxyInfo.java
index 229db0d..745e20f 100644
--- a/framework/src/android/net/ProxyInfo.java
+++ b/framework/src/android/net/ProxyInfo.java
@@ -129,7 +129,7 @@
     }
 
     /**
-     * Only used in PacProxyInstaller after Local Proxy is bound.
+     * Only used in PacProxyService after Local Proxy is bound.
      * @hide
      */
     public ProxyInfo(@NonNull Uri pacFileUrl, int localProxyPort) {