Switch to mojo localstorage backend by default.

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 22b857bc49a693438ad8c54d528ec4db9a84ba90..379b15b7f812f80df481912cae481c10c252dec1 100644
--- a/content/public/common/content_switches.cc
+++ b/content/public/common/content_switches.cc
@@ -208,6 +208,9 @@ const char kDisableLogging[]                = "disable-logging";
 // Disables using CODECAPI_AVLowLatencyMode when creating DXVA decoders.
 const char kDisableLowLatencyDxva[]         = "disable-low-latency-dxva";
 
+// Dont use a Mojo-based LocalStorage implementation.
+const char kDisableMojoLocalStorage[] = "disable-mojo-local-storage";
+
 // Disables usage of the namespace sandbox.
 const char kDisableNamespaceSandbox[]       = "disable-namespace-sandbox";
 
@@ -636,9 +639,6 @@ const char kMHTMLSkipNostoreAll[]           = "skip-nostore-all";
 // Use Mojo-based Input Event routing.
 const char kMojoInputMessages[] = "mojo-input-messages";
 
-// Use a Mojo-based LocalStorage implementation.
-const char kMojoLocalStorage[]              = "mojo-local-storage";
-
 // Mutes audio sent to the audio device so it is not audible during
 // automated testing.
 const char kMuteAudio[]                     = "mute-audio";