Objective-C readability review.
BUG=
R=rsesek@chromium.org
Review URL: https://webrtc-codereview.appspot.com/34679004
Cr-Commit-Position: refs/heads/master@{#8784}
git-svn-id: http://webrtc.googlecode.com/svn/trunk@8784 4adac7df-926f-26a2-2b94-8c16560cd09d
diff --git a/talk/examples/objc/AppRTCDemo/ARDAppEngineClient.m b/talk/examples/objc/AppRTCDemo/ARDAppEngineClient.m
index c647ecb..0f3ad0a 100644
--- a/talk/examples/objc/AppRTCDemo/ARDAppEngineClient.m
+++ b/talk/examples/objc/AppRTCDemo/ARDAppEngineClient.m
@@ -33,17 +33,17 @@
#import "ARDUtilities.h"
// TODO(tkchin): move these to a configuration object.
-static NSString *kARDRoomServerHostUrl =
+static NSString * const kARDRoomServerHostUrl =
@"https://apprtc.appspot.com";
-static NSString *kARDRoomServerJoinFormat =
+static NSString * const kARDRoomServerJoinFormat =
@"https://apprtc.appspot.com/join/%@";
-static NSString *kARDRoomServerMessageFormat =
+static NSString * const kARDRoomServerMessageFormat =
@"https://apprtc.appspot.com/message/%@/%@";
-static NSString *kARDRoomServerLeaveFormat =
+static NSString * const kARDRoomServerLeaveFormat =
@"https://apprtc.appspot.com/leave/%@/%@";
-static NSString *kARDAppEngineClientErrorDomain = @"ARDAppEngineClient";
-static NSInteger kARDAppEngineClientErrorBadResponse = -1;
+static NSString * const kARDAppEngineClientErrorDomain = @"ARDAppEngineClient";
+static NSInteger const kARDAppEngineClientErrorBadResponse = -1;
@implementation ARDAppEngineClient