Update iOS AppRTCDemo to use level controller.
NOTRY=True
BUG=
Review-Url: https://codereview.webrtc.org/2294913003
Cr-Commit-Position: refs/heads/master@{#13977}
diff --git a/webrtc/sdk/objc/Framework/Classes/RTCMediaConstraints.mm b/webrtc/sdk/objc/Framework/Classes/RTCMediaConstraints.mm
index f0f3c86..0a61f99 100644
--- a/webrtc/sdk/objc/Framework/Classes/RTCMediaConstraints.mm
+++ b/webrtc/sdk/objc/Framework/Classes/RTCMediaConstraints.mm
@@ -30,6 +30,13 @@
@(webrtc::MediaConstraintsInterface::kMinFrameRate);
NSString * const kRTCMediaConstraintsMaxFrameRate =
@(webrtc::MediaConstraintsInterface::kMaxFrameRate);
+NSString * const kRTCMediaConstraintsLevelControl =
+ @(webrtc::MediaConstraintsInterface::kLevelControl);
+
+NSString * const kRTCMediaConstraintsValueTrue =
+ @(webrtc::MediaConstraintsInterface::kValueTrue);
+NSString * const kRTCMediaConstraintsValueFalse =
+ @(webrtc::MediaConstraintsInterface::kValueFalse);
namespace webrtc {
diff --git a/webrtc/sdk/objc/Framework/Headers/WebRTC/RTCMediaConstraints.h b/webrtc/sdk/objc/Framework/Headers/WebRTC/RTCMediaConstraints.h
index 132e3f8..b58fa3e 100644
--- a/webrtc/sdk/objc/Framework/Headers/WebRTC/RTCMediaConstraints.h
+++ b/webrtc/sdk/objc/Framework/Headers/WebRTC/RTCMediaConstraints.h
@@ -22,6 +22,10 @@
RTC_EXTERN NSString * const kRTCMediaConstraintsMinHeight;
RTC_EXTERN NSString * const kRTCMediaConstraintsMaxFrameRate;
RTC_EXTERN NSString * const kRTCMediaConstraintsMinFrameRate;
+RTC_EXTERN NSString * const kRTCMediaConstraintsLevelControl;
+
+RTC_EXTERN NSString * const kRTCMediaConstraintsValueTrue;
+RTC_EXTERN NSString * const kRTCMediaConstraintsValueFalse;
RTC_EXPORT
@interface RTCMediaConstraints : NSObject