remove kDisableMinimizeOnSecondLauncherItemClick

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 9fe485ed44e7648329690d38ecec381c3d78e4cf..259b0a91702c1d2586786f533b52351c50cf6ab5 100644
--- a/chrome/common/chrome_switches.cc
+++ b/chrome/common/chrome_switches.cc
@@ -277,11 +277,6 @@ const char kDisableHttp2[]                   = "disable-http2";
 // Disables the Material Design version of chrome://downloads.
 const char kDisableMaterialDesignDownloads[] = "disable-md-downloads";
 
-// Disable the behavior that the second click on a launcher item (the click when
-// the item is already active) minimizes the item.
-const char kDisableMinimizeOnSecondLauncherItemClick[] =
-    "disable-minimize-on-second-launcher-item-click";
-
 // Disables the new bookmark app system.
 const char kDisableNewBookmarkApps[]        = "disable-new-bookmark-apps";