Keep only base/extractor.[cc|h].

installers/resource_only_dll.def

Index: installers/resource_only_dll.def
diff --git a/installers/resource_only_dll.def b/installers/resource_only_dll.def
deleted file mode 100644
index 078c46b807832ff4105e6505e015f9e9792fd3c2..0000000000000000000000000000000000000000
--- a/installers/resource_only_dll.def
+++ /dev/null
@@ -1,16 +0,0 @@
-; Copyright 2007-2009 Google Inc.
-;
-; 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.
-; ========================================================================
-;
-; dummy def file to create implib