Set RemoteDebuggingServer port based on "remote-debugging-port" flag.

chromecast/common/pref_names.cc

Index: chromecast/common/pref_names.cc
diff --git a/chromecast/common/pref_names.cc b/chromecast/common/pref_names.cc
index 0b885f50080f9ff27c6f3200793e6e7ea91bf92c..7a03c26184d117948f3e5df9f746b35746973032 100644
--- a/chromecast/common/pref_names.cc
+++ b/chromecast/common/pref_names.cc
@@ -6,14 +6,13 @@
 
 namespace prefs {
 
+// Boolean which specifies if remote debugging is enabled
+const char kEnableRemoteDebugging[] = "enable_remote_debugging";
+
 // Boolean that specifies whether or not the client_id has been regenerated
 // due to bug b/9487011.
 const char kMetricsIsNewClientID[] = "user_experience_metrics.is_new_client_id";
 
-// Port on which to host the remote debugging server. A value of 0 indicates
-// that remote debugging is disabled.
-const char kRemoteDebuggingPort[] = "remote_debugging_port";
-
 // Total number of child process crashes (other than renderer / extension
 // renderer ones, and plugin children, which are counted separately) since the
 // last report.