Removing unused proto extensions

Change-Id: I6d0319c99934dad5176b6f70b895a4ca772ec45f

Android.bp

@@ -35,14 +35,12 @@ java_library_static {
     name: "launcher_log_protos_lite",
     srcs: [
         "protos/*.proto",
-        "proto_overrides/*.proto",
     ],
     sdk_version: "current",
     proto: {
         type: "lite",
         local_include_dirs:[
             "protos",
-            "proto_overrides",
         ],
     },
     static_libs: ["libprotobuf-java-lite"],

proto_overrides/launcher_log_extension.proto

@@ -1,30 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-syntax = "proto2";
-
-option java_package = "com.android.launcher3.userevent";
-option java_outer_classname = "LauncherLogExtensions";
-
-package userevent;
-
-//
-// Use this to add any app specific extensions to the proto.
-//
-message LauncherEventExtension {
-}
-
-message TargetExtension {
-}