GN: Change rtc_source_set targets --> rtc_static_library

webrtc/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.
 
 # TODO(kjellander): Rebase this to webrtc/build/common.gypi changes after r6330.
 
@@ skipping 269 matching lines @@
       ]
     }
 
     if (rtc_enable_protobuf) {
       defines += [ "ENABLE_RTC_EVENT_LOG" ]
       deps += [ ":rtc_event_log_proto" ]
     }
   }
 }
 
-rtc_source_set("webrtc_common") {
+rtc_static_library("webrtc_common") {
   sources = [
     "common_types.cc",
     "common_types.h",
     "config.cc",
     "config.h",
     "engine_configurations.h",
     "typedefs.h",
   ]
 
   if (is_clang && !is_nacl) {
     # Suppress warnings from Chrome's Clang plugins.
     # See http://code.google.com/p/webrtc/issues/detail?id=163 for details.
     suppressed_configs += [ "//build/config/clang:find_bad_constructs" ]
   }
 }
 
 if (rtc_enable_protobuf) {
   proto_library("rtc_event_log_proto") {
     sources = [
       "call/rtc_event_log.proto",
     ]
     proto_out_dir = "webrtc/call"
   }
 }
 
-rtc_source_set("rtc_event_log") {
+rtc_static_library("rtc_event_log") {
   sources = [
     "call/rtc_event_log.cc",
     "call/rtc_event_log.h",
     "call/rtc_event_log_helper_thread.cc",
     "call/rtc_event_log_helper_thread.h",
   ]
 
   defines = []
 
   deps = [
     ":webrtc_common",
     "modules/rtp_rtcp",
   ]
 
   if (rtc_enable_protobuf) {
     defines += [ "ENABLE_RTC_EVENT_LOG" ]
     deps += [ ":rtc_event_log_proto" ]
   }
   if (is_clang && !is_nacl) {
     # Suppress warnings from Chrome's Clang plugins.
     # See http://code.google.com/p/webrtc/issues/detail?id=163 for details.
     suppressed_configs += [ "//build/config/clang:find_bad_constructs" ]
   }
 }
 
 if (rtc_enable_protobuf) {
-  rtc_source_set("rtc_event_log_parser") {
+  rtc_static_library("rtc_event_log_parser") {
     sources = [
       "call/rtc_event_log_parser.cc",
       "call/rtc_event_log_parser.h",
     ]
 
     public_deps = [
       ":rtc_event_log_proto",
       ":webrtc_common",
     ]
 
@@ skipping 491 matching lines @@
       ]
 
       deps = [
         "//webrtc/api:libjingle_peerconnection_java",
         "//webrtc/api:libjingle_peerconnection_jni",
         "//webrtc/examples:AppRTCDemo_javalib",
       ]
     }
   }
 }