Linux: enable SxS (side-by-side) support

chrome/browser/shell_integration_linux.cc

 // 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.
 
 #include "chrome/browser/shell_integration_linux.h"
 
 #include <fcntl.h>
 #include <glib.h>
 #include <stdlib.h>
 #include <sys/stat.h>
@@ skipping 567 matching lines @@
   // Get the res_name component from argv[0].
   const CommandLine* command_line = CommandLine::ForCurrentProcess();
   std::string class_name = command_line->GetProgram().BaseName().value();
   if (!class_name.empty())
     class_name[0] = base::ToUpperASCII(class_name[0]);
   return class_name;
 }
 
 std::string GetDesktopName(base::Environment* env) {
 #if defined(GOOGLE_CHROME_BUILD)
-  return "google-chrome.desktop";
+  chrome::VersionInfo::Channel product_channel(
+      chrome::VersionInfo::GetChannel());
+  switch (product_channel) {
+    case chrome::VersionInfo::CHANNEL_DEV:
+      return "google-chrome-unstable.desktop";
+    case chrome::VersionInfo::CHANNEL_BETA:
+      return "google-chrome-beta.desktop";
+    default:
+      return "google-chrome.desktop";
+  }
 #else  // CHROMIUM_BUILD
   // Allow $CHROME_DESKTOP to override the built-in value, so that development
   // versions can set themselves as the default without interfering with
   // non-official, packaged versions using the built-in value.
   std::string name;
   if (env->GetVar("CHROME_DESKTOP", &name) && !name.empty())
     return name;
   return "chromium-browser.desktop";
 #endif
 }
@@ skipping 427 matching lines @@
     for (std::vector<base::FilePath>::const_iterator it =
          shortcut_filenames_app_menu.begin();
          it != shortcut_filenames_app_menu.end(); ++it) {
       DeleteShortcutInApplicationsMenu(*it,
                                        base::FilePath(kDirectoryFilename));
     }
   }
 }
 
 }  // namespace ShellIntegrationLinux