GN: Introduce templates.

webrtc/base/BUILD.gn

Index: webrtc/base/BUILD.gn
diff --git a/webrtc/base/BUILD.gn b/webrtc/base/BUILD.gn
index e166a4f7ba3f45274d33fd8e89b099196df1dc3e..4addc8dc9f1031df64139e3dcf094c9abdaf9495 100644
--- a/webrtc/base/BUILD.gn
+++ b/webrtc/base/BUILD.gn
@@ -90,7 +90,7 @@ if (!rtc_build_ssl) {
 }
 
 # The subset of rtc_base approved for use outside of libjingle.
-static_library("rtc_base_approved") {
+rtc_static_library("rtc_base_approved") {
   defines = []
   libs = []
   deps = []
@@ -197,7 +197,7 @@ config("enable_libevent_config") {
   defines = [ "WEBRTC_BUILD_LIBEVENT" ]
 }
 
-static_library("rtc_task_queue") {
+rtc_static_library("rtc_task_queue") {
   public_deps = [
     ":rtc_base_approved",
   ]
@@ -257,7 +257,7 @@ config("rtc_base_warnings_config") {
   }
 }
 
-static_library("rtc_base") {
+rtc_static_library("rtc_base") {
   cflags = []
   cflags_cc = []
   libs = []
@@ -427,7 +427,7 @@ static_library("rtc_base") {
 
   # TODO(henrike): issue 3307, make rtc_base build with the Chromium default
   # compiler settings.
-  configs -= [ "//build/config/compiler:chromium_code" ]
+  configs_suppressions += [ "//build/config/compiler:chromium_code" ]
   configs += [ "//build/config/compiler:no_chromium_code" ]
   if (!is_win) {
     cflags += [ "-Wno-uninitialized" ]
@@ -680,11 +680,11 @@ static_library("rtc_base") {
   }
   if (is_win && is_clang) {
     # Suppress warnings from the Chromium Clang plugin (bugs.webrtc.org/163).
-    configs -= [ "//build/config/clang:find_bad_constructs" ]
+    configs_suppressions += [ "//build/config/clang:find_bad_constructs" ]
   }
 }
 
-source_set("gtest_prod") {
+rtc_source_set("gtest_prod") {
   sources = [
     "gtest_prod_util.h",
   ]
@@ -705,7 +705,7 @@ if (rtc_include_tests) {
     }
   }
 
-  source_set("rtc_base_tests_utils") {
+  rtc_source_set("rtc_base_tests_utils") {
     testonly = true
     sources = [
       # Also use this as a convenient dumping ground for misc files that are
@@ -742,7 +742,7 @@ if (rtc_include_tests) {
 
     if (is_clang) {
       # Suppress warnings from the Chromium Clang plugin (bugs.webrtc.org/163).
-      configs -= [ "//build/config/clang:find_bad_constructs" ]
+      configs_suppressions += [ "//build/config/clang:find_bad_constructs" ]
     }
   }
 }