Remove ShellConnection::WaitForInitialize

content/public/common/content_switches.cc

Index: content/public/common/content_switches.cc
diff --git a/content/public/common/content_switches.cc b/content/public/common/content_switches.cc
index 88fc00bfc83d2851f9b631b6e0ea7874c9904d72..dd4298b62cc145445dfbfb6d07c6e5bdc8ab5d5a 100644
--- a/content/public/common/content_switches.cc
+++ b/content/public/common/content_switches.cc
@@ -622,10 +622,6 @@ const char kMemoryMetrics[]                 = "memory-metrics";
 // Use a Mojo-based LocalStorage implementation.
 const char kMojoLocalStorage[]              = "mojo-local-storage";
 
-// A random token a child process can exchange for a primordial message pipe
-// to the browser.
-const char kMojoPrimordialPipeToken[]       = "mojo-primordial-pipe-token";
-
 // Mutes audio sent to the audio device so it is not audible during
 // automated testing.
 const char kMuteAudio[]                     = "mute-audio";