[Installer] Cleaning up dead code for App Launcher / App Host installs.

chrome/installer/util/master_preferences.h

Index: chrome/installer/util/master_preferences.h
diff --git a/chrome/installer/util/master_preferences.h b/chrome/installer/util/master_preferences.h
index 83f115002590d73f0ab90aa75e414dec1cf2a9b0..9a7355e835252561aeb437746adc12311597e8bd 100644
--- a/chrome/installer/util/master_preferences.h
+++ b/chrome/installer/util/master_preferences.h
@@ -171,10 +171,6 @@ class MasterPreferences {
     return chrome_;
   }
 
-  bool install_chrome_app_launcher() const {
-    return chrome_app_launcher_;
-  }
-
   bool is_multi_install() const {
     return multi_install_;
   }
@@ -212,7 +208,6 @@ class MasterPreferences {
   base::DictionaryValue* distribution_;
   bool preferences_read_from_file_;
   bool chrome_;
-  bool chrome_app_launcher_;
   bool multi_install_;
 
  private: