Declare that rent_a_codec depends on the audio codecs

webrtc/modules/audio_coding/BUILD.gn

Index: webrtc/modules/audio_coding/BUILD.gn
diff --git a/webrtc/modules/audio_coding/BUILD.gn b/webrtc/modules/audio_coding/BUILD.gn
index 38080af2f795e6ca20cb864559b2c255efc259c8..7200ce5c32cc04ee6e8969739ca02782dde8cb23 100644
--- a/webrtc/modules/audio_coding/BUILD.gn
+++ b/webrtc/modules/audio_coding/BUILD.gn
@@ -19,26 +19,35 @@ source_set("rent_a_codec") {
   configs += [ "../..:common_config" ]
   public_configs = [ "../..:common_inherited_config" ]
   deps = [
+    ":cng",
+    ":g711",
+    ":pcm16b",
     "../..:webrtc_common",
   ]
 
   defines = []
   if (rtc_include_ilbc) {
     defines += [ "WEBRTC_CODEC_ILBC" ]

[kjellander_webrtc, 2016/01/19 07:51:12]

There's quite some code duplication now. Do you think you could extract the
common defines and deps into one place similar to what you have for GYP?

It would surely reduce the risk for regressions in the future.

[kwiberg-webrtc, 2016/01/19 10:58:39]

Better now?

+    deps += [ ":ilbc" ]
   }
   if (rtc_include_opus) {
     defines += [ "WEBRTC_CODEC_OPUS" ]
+    deps += [ ":webrtc_opus" ]
   }
   if (!build_with_mozilla) {
     if (current_cpu == "arm") {
       defines += [ "WEBRTC_CODEC_ISACFX" ]
+      deps += [ ":isac_fix" ]
     } else {
       defines += [ "WEBRTC_CODEC_ISAC" ]
+      deps += [ ":isac" ]
     }
     defines += [ "WEBRTC_CODEC_G722" ]
+    deps += [ ":g722" ]
   }
   if (!build_with_mozilla && !build_with_chromium) {
     defines += [ "WEBRTC_CODEC_RED" ]
+    deps += [ ":red" ]
   }
 }