Support removing b=AS bandwidth constraints.

webrtc/media/engine/webrtcvoiceengine_unittest.cc

Index: webrtc/media/engine/webrtcvoiceengine_unittest.cc
diff --git a/webrtc/media/engine/webrtcvoiceengine_unittest.cc b/webrtc/media/engine/webrtcvoiceengine_unittest.cc
index 4c8599008ab49dbef6ca365ad461b0759357ce90..b25b77911d962491ddb3dfe662fb13e99bcf10a0 100644
--- a/webrtc/media/engine/webrtcvoiceengine_unittest.cc
+++ b/webrtc/media/engine/webrtcvoiceengine_unittest.cc
@@ -395,8 +395,7 @@ class WebRtcVoiceEngineTestFake : public testing::Test {
                                           int expected_min_bitrate_bps,
                                           const char* start_bitrate_kbps,
                                           int expected_start_bitrate_bps,
-                                          const char* max_bitrate_kbps,
-                                          int expected_max_bitrate_bps) {
+                                          const char* max_bitrate_kbps) {
     EXPECT_TRUE(SetupSendStream());
     auto& codecs = send_parameters_.codecs;
     codecs.clear();
@@ -410,8 +409,6 @@ class WebRtcVoiceEngineTestFake : public testing::Test {
               call_.GetConfig().bitrate_config.min_bitrate_bps);
     EXPECT_EQ(expected_start_bitrate_bps,
               call_.GetConfig().bitrate_config.start_bitrate_bps);
-    EXPECT_EQ(expected_max_bitrate_bps,
-              call_.GetConfig().bitrate_config.max_bitrate_bps);
   }
 
   void TestSetSendRtpHeaderExtensions(const std::string& ext) {
@@ -1486,27 +1483,25 @@ TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecOpusMaxAverageBitrate) {
 }
 
 TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecsWithBitrates) {
-  SetSendCodecsShouldWorkForBitrates("100", 100000, "150", 150000, "200",
-                                     200000);
+  SetSendCodecsShouldWorkForBitrates("100", 100000, "150", 150000, "200");
 }
 
 TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecsWithHighMaxBitrate) {
-  SetSendCodecsShouldWorkForBitrates("", 0, "", -1, "10000", 10000000);
+  SetSendCodecsShouldWorkForBitrates("", 0, "", -1, "10000");
 }
 
 TEST_F(WebRtcVoiceEngineTestFake,
        SetSendCodecsWithoutBitratesUsesCorrectDefaults) {
-  SetSendCodecsShouldWorkForBitrates("", 0, "", -1, "", -1);
+  SetSendCodecsShouldWorkForBitrates("", 0, "", -1, "");
 }
 
 TEST_F(WebRtcVoiceEngineTestFake, SetSendCodecsCapsMinAndStartBitrate) {
-  SetSendCodecsShouldWorkForBitrates("-1", 0, "-100", -1, "", -1);
+  SetSendCodecsShouldWorkForBitrates("-1", 0, "-100", -1, "");
 }
 
 TEST_F(WebRtcVoiceEngineTestFake,
        SetMaxSendBandwidthShouldPreserveOtherBitrates) {
-  SetSendCodecsShouldWorkForBitrates("100", 100000, "150", 150000, "200",
-                                     200000);
+  SetSendCodecsShouldWorkForBitrates("100", 100000, "150", 150000, "200");
   send_parameters_.max_bandwidth_bps = 300000;
   SetSendParameters(send_parameters_);
   EXPECT_EQ(100000, call_.GetConfig().bitrate_config.min_bitrate_bps)