screenshot disabling policy

chrome/common/pref_names.cc

Index: chrome/common/pref_names.cc
diff --git a/chrome/common/pref_names.cc b/chrome/common/pref_names.cc
index 429657511f6e24da0323736816b410bb6044d8cc..b32576dd5ec6a80d126b8354d74c1d64b0c55d87 100644
--- a/chrome/common/pref_names.cc
+++ b/chrome/common/pref_names.cc
@@ -62,6 +62,11 @@ const char kURLsToRestoreOnStartup[] = "session.urls_to_restore_on_startup";
 // higher.
 const char kRestoreOnStartupMigrated[] = "session.restore_on_startup_migrated";
 
+// Disables screenshot accelerators and extension APIs.
+// This setting resides both in profile prefs and local state. Accelerator
+// handling code reads local state, while extension APIs use profile pref.
+const char kDisableScreenshots[] = "disable_screenshots";
+
 // The application locale.
 // For OS_CHROMEOS we maintain kApplicationLocale property in both local state
 // and user's profile.  Global property determines locale of login screen,