GN Templates: Move common_config to the template.

webrtc/BUILD.gn

Index: webrtc/BUILD.gn
diff --git a/webrtc/BUILD.gn b/webrtc/BUILD.gn
index ae109a14352669e38b56ec69a56ab5f05baa3d33..aaa1d72f96bdb3eb457d40a426022355d30d24ea 100644
--- a/webrtc/BUILD.gn
+++ b/webrtc/BUILD.gn
@@ -247,7 +247,6 @@ if (!is_ios || !build_with_chromium) {
     ]
 
     defines = []
-    configs += [ ":common_config" ]
     public_configs = [ ":common_inherited_config" ]
 
     deps = [
@@ -338,7 +337,6 @@ rtc_source_set("webrtc_common") {
     "typedefs.h",
   ]
 
-  configs += [ ":common_config" ]
   public_configs = [ ":common_inherited_config" ]
 
   if (is_clang && !is_nacl) {
@@ -366,7 +364,6 @@ rtc_source_set("rtc_event_log") {
   ]
 
   defines = []
-  configs += [ ":common_config" ]
   public_configs = [ ":common_inherited_config" ]
 
   deps = [
@@ -392,7 +389,6 @@ if (rtc_enable_protobuf) {
       "call/rtc_event_log_parser.h",
     ]
 
-    configs += [ ":common_config" ]
     public_configs = [ ":common_inherited_config" ]
 
     public_deps = [
@@ -586,10 +582,7 @@ if (rtc_include_tests) {
       ]
     }
 
-    configs += [
-      ":common_config",
-      ":rtc_unittests_config",
-    ]
+    configs += [ ":rtc_unittests_config" ]
     public_configs = [ ":common_inherited_config" ]
 
     if (is_clang) {
@@ -638,10 +631,7 @@ if (rtc_include_tests) {
   }
 
   rtc_test("xmllite_xmpp_unittests") {
-    configs += [
-      ":common_config",
-      ":rtc_unittests_config",
-    ]
+    configs += [ ":rtc_unittests_config" ]
     public_configs = [ ":common_inherited_config" ]
 
     if (is_clang) {
@@ -728,7 +718,6 @@ if (rtc_include_tests) {
 
   rtc_source_set("video_quality_test") {
     testonly = true
-    configs += [ ":common_config" ]
     public_configs = [ ":common_inherited_config" ]
     sources = [
       "video/video_quality_test.cc",
@@ -778,10 +767,7 @@ if (rtc_include_tests) {
 
   rtc_test("webrtc_perf_tests") {
     testonly = true
-    configs += [
-      ":common_config",
-      ":rtc_unittests_config",
-    ]
+    configs += [ ":rtc_unittests_config" ]
     public_configs = [ ":common_inherited_config" ]
 
     if (!is_debug) {
@@ -832,10 +818,7 @@ if (rtc_include_tests) {
 
   rtc_test("webrtc_nonparallel_tests") {
     testonly = true
-    configs += [
-      ":common_config",
-      ":rtc_unittests_config",
-    ]
+    configs += [ ":rtc_unittests_config" ]
     public_configs = [ ":common_inherited_config" ]
     sources = [
       "base/nullsocketserver_unittest.cc",