Don't select audio codecs depending on GN vars `build_with_{chromium|mozilla}`

BUG=webrtc:8343

Change-Id: I5943006a4da17f72eb88eae9d7ea57574d54f680
Reviewed-on: https://webrtc-review.googlesource.com/9401
Commit-Queue: Karl Wiberg <kwiberg@webrtc.org>
Reviewed-by: Oskar Sundbom <ossu@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#20540}
diff --git a/modules/audio_coding/test/TestStereo.cc b/modules/audio_coding/test/TestStereo.cc
index eca81f8..ba86719 100644
--- a/modules/audio_coding/test/TestStereo.cc
+++ b/modules/audio_coding/test/TestStereo.cc
@@ -114,13 +114,11 @@
       test_cntr_(0),
       pack_size_samp_(0),
       pack_size_bytes_(0),
-      counter_(0)
-#ifdef WEBRTC_CODEC_G722
-      , g722_pltype_(0)
-#endif
-      , l16_8khz_pltype_(-1)
-      , l16_16khz_pltype_(-1)
-      , l16_32khz_pltype_(-1)
+      counter_(0),
+      g722_pltype_(0),
+      l16_8khz_pltype_(-1),
+      l16_16khz_pltype_(-1),
+      l16_32khz_pltype_(-1)
 #ifdef PCMA_AND_PCMU
       , pcma_pltype_(-1)
       , pcmu_pltype_(-1)
@@ -128,7 +126,7 @@
 #ifdef WEBRTC_CODEC_OPUS
       , opus_pltype_(-1)
 #endif
-      {
+{
   // test_mode = 0 for silent test (auto test)
   test_mode_ = test_mode;
 }
@@ -217,7 +215,6 @@
 
   // All codecs are tested for all allowed sampling frequencies, rates and
   // packet sizes.
-#ifdef WEBRTC_CODEC_G722
   if (test_mode_ != 0) {
     printf("===========================================================\n");
     printf("Test number: %d\n", test_cntr_ + 1);
@@ -246,7 +243,7 @@
       g722_pltype_);
   Run(channel_a2b_, audio_channels, codec_channels);
   out_file_.Close();
-#endif
+
   if (test_mode_ != 0) {
     printf("===========================================================\n");
     printf("Test number: %d\n", test_cntr_ + 1);
@@ -419,7 +416,6 @@
   audio_channels = 1;
   codec_channels = 2;
 
-#ifdef WEBRTC_CODEC_G722
   if (test_mode_ != 0) {
     printf("===============================================================\n");
     printf("Test number: %d\n", test_cntr_ + 1);
@@ -432,7 +428,7 @@
       g722_pltype_);
   Run(channel_a2b_, audio_channels, codec_channels);
   out_file_.Close();
-#endif
+
   if (test_mode_ != 0) {
     printf("===============================================================\n");
     printf("Test number: %d\n", test_cntr_ + 1);
@@ -512,7 +508,6 @@
   codec_channels = 1;
   channel_a2b_->set_codec_mode(kMono);
 
-#ifdef WEBRTC_CODEC_G722
   // Run stereo audio and mono codec.
   if (test_mode_ != 0) {
     printf("===============================================================\n");
@@ -533,7 +528,7 @@
   EXPECT_EQ(0, acm_a_->SetVAD(false, false, VADNormal));
   Run(channel_a2b_, audio_channels, codec_channels);
   out_file_.Close();
-#endif
+
   if (test_mode_ != 0) {
     printf("===============================================================\n");
     printf("Test number: %d\n", test_cntr_ + 1);
@@ -659,9 +654,7 @@
   // Print out which codecs were tested, and which were not, in the run.
   if (test_mode_ != 0) {
     printf("\nThe following codecs was INCLUDED in the test:\n");
-#ifdef WEBRTC_CODEC_G722
     printf("   G.722\n");
-#endif
     printf("   PCM16\n");
     printf("   G.711\n");
 #ifdef WEBRTC_CODEC_OPUS