Add a flag for enabling Chrome OS Account Manager

Bug: 816954
Change-Id: I6cc712e2322f64c9efeca285244d6964a22dd8d4
Reviewed-on: https://chromium-review.googlesource.com/1180210
Reviewed-by: Avi Drissman <[email protected]>
Commit-Queue: Kush Sinha <[email protected]>
Cr-Commit-Position: refs/heads/master@{#584479}
diff --git a/chrome/browser/flag_descriptions.cc b/chrome/browser/flag_descriptions.cc
index 085e743..1f23bdc 100644
--- a/chrome/browser/flag_descriptions.cc
+++ b/chrome/browser/flag_descriptions.cc
@@ -3163,6 +3163,11 @@
 const char kEnableBackgroundBlurDescription[] =
     "Enables background blur for the Peeking Launcher and Tab Switcher.";
 
+extern const char kEnableChromeOsAccountManagerName[] =
+    "Enable Account Manager";
+extern const char kEnableChromeOsAccountManagerDescription[] =
+    "Enables the Chrome OS Account Manager";
+
 const char kEnableDragAppsInTabletModeName[] =
     "Enable dragging apps in tablet mode";
 const char kEnableDragAppsInTabletModeDescription[] =