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

chrome/installer/util/product.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_INSTALLER_UTIL_PRODUCT_H_
 #define CHROME_INSTALLER_UTIL_PRODUCT_H_
 
 #include <set>
 #include <string>
 #include <vector>
@@ skipping 43 matching lines @@
   }
 
   bool is_chrome() const {
     return distribution_->GetType() == BrowserDistribution::CHROME_BROWSER;
   }
 
   bool is_chrome_frame() const {
     return distribution_->GetType() == BrowserDistribution::CHROME_FRAME;
   }
 
-  bool is_chrome_app_host() const {
-    return distribution_->GetType() == BrowserDistribution::CHROME_APP_HOST;
-  }
-
   bool is_chrome_binaries() const {
     return distribution_->GetType() == BrowserDistribution::CHROME_BINARIES;
   }
 
   bool HasOption(const std::wstring& option) const {
     return options_.find(option) != options_.end();
   }
 
   // Returns true if the set of options is mutated by this operation.
   bool SetOption(const std::wstring& option, bool set) {
@@ skipping 58 matching lines @@
   scoped_ptr<ProductOperations> operations_;
   std::set<std::wstring> options_;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(Product);
 };
 
 }  // namespace installer
 
 #endif  // CHROME_INSTALLER_UTIL_PRODUCT_H_