Propagate bitrate setting to RTCRtpSender.

webrtc/examples/objc/AppRTCMobile/tests/ARDSettingsModelTests.mm

Index: webrtc/examples/objc/AppRTCMobile/tests/ARDSettingsModelTests.mm
diff --git a/webrtc/examples/objc/AppRTCMobile/tests/ARDSettingsModelTests.mm b/webrtc/examples/objc/AppRTCMobile/tests/ARDSettingsModelTests.mm
index 4ceac81581c7a05f1574d013a338f013bc6f9549..45a10451d228847d5e758976806fa21390a05663 100644
--- a/webrtc/examples/objc/AppRTCMobile/tests/ARDSettingsModelTests.mm
+++ b/webrtc/examples/objc/AppRTCMobile/tests/ARDSettingsModelTests.mm
@@ -39,7 +39,7 @@
 
 - (id)setupMockStoreWithMediaConstraintString:(NSString *)constraintString {
   id storeMock = [OCMockObject mockForClass:[ARDSettingsStore class]];
-  [([[storeMock stub] andReturn:constraintString]) videoResolutionConstraintsSetting];
+  [([[storeMock stub] andReturn:constraintString]) videoResolutionConstraints];
 
   id partialMock = [OCMockObject partialMockForObject:_model];
   [[[partialMock stub] andReturn:storeMock] settingsStore];
@@ -51,7 +51,7 @@
   // given
   id storeMock = [self setupMockStoreWithMediaConstraintString:nil];
 
-  [[storeMock expect] setVideoResolutionConstraintsSetting:@"640x480"];
+  [[storeMock expect] setVideoResolutionConstraints:@"640x480"];
 
   // when
   NSString *string = [_model currentVideoResoultionConstraintFromStore];