Disable off-store extension installs by default.

chrome/common/chrome_switches.cc

Index: chrome/common/chrome_switches.cc
diff --git a/chrome/common/chrome_switches.cc b/chrome/common/chrome_switches.cc
index 2d95c80de8b2605c8e60b51926356c166f003456..66e24a814f4963fb8124cf5d49494ee25ed3b594 100644
--- a/chrome/common/chrome_switches.cc
+++ b/chrome/common/chrome_switches.cc
@@ -336,11 +336,6 @@ const char kDisableLoginAnimations[]        = "disable-login-animations";
 // Disables the menu on the NTP for accessing sessions from other devices.
 const char kDisableNTPOtherSessionsMenu[]   = "disable-ntp-other-sessions-menu";
 
-// Disables the inline off-store extension installation UI. With this switch,
-// users must use a new out-of-band installation UI from chrome://extensions/.
-const char kDisableOffStoreExtensionInstall[] =
-    "disable-off-store-extension-install";
-
 // Disable speculative TCP/IP preconnection.
 const char kDisablePreconnect[]             = "disable-preconnect";
 
@@ -568,6 +563,12 @@ const char kEnableNpn[]                     = "enable-npn";
 // HTTP is still used for all requests.
 const char kEnableNpnHttpOnly[]             = "enable-npn-http";
 
+// Enables extensions to be easily installed from sites other than the web
+// store. Without this flag, they can still be installed, but must be manually
+// dragged onto chrome://extensions/.
+const char kEnableOffStoreExtensionInstall[] =
+    "enable-off-store-extension-install";
+
 // Enables panels (always on-top docked pop-up windows).
 const char kEnablePanels[]                  = "enable-panels";