Move base/logging.* to rtc_base_approved.

BUG=
R=pbos@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/47299004

Cr-Commit-Position: refs/heads/master@{#9272}
diff --git a/webrtc/base/logging.cc b/webrtc/base/logging.cc
index ea7c0ff..f5bcd68 100644
--- a/webrtc/base/logging.cc
+++ b/webrtc/base/logging.cc
@@ -9,7 +9,9 @@
  */
 
 #if defined(WEBRTC_WIN)
+#if !defined(WIN32_LEAN_AND_MEAN)
 #define WIN32_LEAN_AND_MEAN
+#endif
 #include <windows.h>
 #define snprintf _snprintf
 #undef ERROR  // wingdi.h