Delete dead code related to the removed helper apps.

chrome/common/chrome_constants.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.
 
 // A handful of resource-like constants related to the Chrome application.
 
 #ifndef CHROME_COMMON_CHROME_CONSTANTS_H_
 #define CHROME_COMMON_CHROME_CONSTANTS_H_
 
 #include "base/files/file_path.h"
@@ skipping 23 matching lines @@
 extern const base::FilePath::CharType kBrowserProcessExecutableNameChromium[];
 extern const base::FilePath::CharType kHelperProcessExecutableNameChromium[];
 extern const base::FilePath::CharType kBrowserProcessExecutablePathChromium[];
 extern const base::FilePath::CharType kHelperProcessExecutablePathChromium[];
 #if defined(OS_MACOSX)
 // NOTE: if you change the value of kFrameworkName, please don't forget to
 // update components/test/run_all_unittests.cc as well.
 // TODO(tfarina): Remove the comment above, when you fix components to use plist
 // on Mac.
 extern const base::FilePath::CharType kFrameworkName[];
-
-// The helper .app bundle name and executable name may have one of these
-// suffixes to identify specific features, or it may have no suffix at all.
-// This is a NULL-terminated array of strings. If kHelperFlavorSuffixes
-// contains "EN", "MF", and NULL, it indicates that if the normal helper is
-// named Chromium Helper.app, helper executables could show up at any of
-// Chromium Helper.app/Contents/MacOS/Chromium Helper,
-// Chromium Helper EN.app/Contents/MacOS/Chromium Helper EN, and
-// Chromium Helper MF.app/Contents/MacOS/Chromium Helper MF.
-extern const base::FilePath::CharType* const kHelperFlavorSuffixes[];
 #endif  // OS_MACOSX
 #if defined(OS_WIN)
 extern const base::FilePath::CharType kBrowserResourcesDll[];
 extern const base::FilePath::CharType kMetroDriverDll[];
 extern const base::FilePath::CharType kStatusTrayWindowClass[];
 #endif  // defined(OS_WIN)
 
 extern const char    kInitialProfile[];
 extern const char    kMultiProfileDirPrefix[];
 extern const base::FilePath::CharType kGuestProfileDir[];
@@ skipping 89 matching lines @@
 
 // Used to identify the application to the system AV function in Windows.
 extern const char kApplicationClientIDStringForAVScanning[];
 
 // The largest reasonable length we'd assume for a meta tag attribute.
 extern const size_t kMaxMetaTagAttributeLength;
 
 }  // namespace chrome
 
 #endif  // CHROME_COMMON_CHROME_CONSTANTS_H_