Remove LOGGING=1 define.

webrtc/base/BUILD.gn

 # Copyright (c) 2014 The WebRTC project authors. All Rights Reserved.
 #
 # Use of this source code is governed by a BSD-style license
 # that can be found in the LICENSE file in the root of the source
 # tree. An additional intellectual property rights grant can be found
 # in the file PATENTS.  All contributing project authors may
 # be found in the AUTHORS file in the root of the source tree.
 
 import("//build/config/crypto.gni")
 import("//build/config/ui.gni")
 import("../build/webrtc.gni")
 
 if (is_android) {
   import("//build/config/android/config.gni")
   import("//build/config/android/rules.gni")
 }
 if (is_win) {
   import("//build/config/win/visual_studio_version.gni")
   import("//build/config/clang/clang.gni")
 }
 
 config("rtc_base_approved_all_dependent_config") {
   if (is_mac && !build_with_chromium) {
     libs = [ "Foundation.framework" ]  # needed for logging_mac.mm
   }
 }
 
 config("rtc_base_config") {
-  defines = [
-    "FEATURE_ENABLE_SSL",
-    "LOGGING=1",
-  ]
+  defines = [ "FEATURE_ENABLE_SSL" ]
 }
 
 config("rtc_base_chromium_config") {
   defines = [ "NO_MAIN_THREAD_WRAPPING" ]
 }
 
 config("openssl_config") {
   defines = [
     "SSL_USE_OPENSSL",
     "HAVE_OPENSSL_SSL_H",
@@ skipping 300 matching lines @@
       "-Wno-sign-compare",
       "-Wno-missing-braces",
     ]
   }
 }
 
 rtc_static_library("rtc_base") {
   cflags = []
   cflags_cc = []
   libs = []
+  defines = []
   deps = [
     "..:webrtc_common",
   ]
   public_deps = [
     ":rtc_base_approved",
   ]
 
   configs += [
     ":openssl_config",
     ":rtc_base_config",
   ]
 
   public_configs = [
     ":openssl_config",
     ":rtc_base_config",
   ]
 
   all_dependent_configs = [ ":rtc_base_all_dependent_config" ]
-  defines = [ "LOGGING=1" ]
 
   sources = [
     "applefilesystem.mm",
     "asyncfile.cc",
     "asyncfile.h",
     "asyncinvoker-inl.h",
     "asyncinvoker.cc",
     "asyncinvoker.h",
     "asyncpacketsocket.cc",
     "asyncpacketsocket.h",
@@ skipping 419 matching lines @@
       "java/src/org/webrtc/Logging.java",
       "java/src/org/webrtc/Size.java",
       "java/src/org/webrtc/ThreadUtils.java",
     ]
 
     deps = [
       "//base:base_java",
     ]
   }
 }