apps: Stop depending on chrome_switches.h

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 19fe39a24be42f219868335fc8b7f13637fcd020..b85012ef98f124a7ee3cd7a6b644d46d527abafe 100644
--- a/chrome/common/chrome_switches.cc
+++ b/chrome/common/chrome_switches.cc
@@ -1209,9 +1209,6 @@ const char kSetToken[]                      = "set-token";
 // If true the app list will be shown.
 const char kShowAppList[]                   = "show-app-list";
 
-// If true an app list shortcut will be shown in the taskbar.
-const char kShowAppListShortcut[]           = "show-app-list-shortcut";
-
 // Annotates forms with Autofill field type predictions.
 const char kShowAutofillTypePredictions[]   = "show-autofill-type-predictions";