Add the calculated WMClass to generated .desktop files.

chrome/browser/web_applications/web_app.cc

 // Copyright (c) 2011 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/web_applications/web_app.h"
 
 #if defined(OS_WIN)
 #include <shlobj.h>
 #endif  // defined(OS_WIN)
 
 #include "base/command_line.h"
 #include "base/file_util.h"
+#include "base/i18n/file_util_icu.h"
 #include "base/md5.h"
 #include "base/path_service.h"
+#include "base/string_util.h"
 #include "base/threading/thread.h"
 #include "base/utf_string_conversions.h"
 #include "base/win/windows_version.h"
 #include "chrome/browser/download/download_util.h"
 #include "chrome/common/chrome_constants.h"
 #include "chrome/common/chrome_paths.h"
 #include "chrome/common/url_constants.h"
 #include "content/browser/browser_thread.h"
 
 #if defined(OS_LINUX)
@@ skipping 307 matching lines @@
   // properly quoted for a Windows command line.  The method on
   // CommandLine should probably be renamed to better reflect that
   // fact.
   std::wstring wide_switches(cmd_line.command_line_string());
 
   // Sanitize description
   if (shortcut_info_.description.length() >= MAX_PATH)
     shortcut_info_.description.resize(MAX_PATH - 1);
 
   // Generates app id from web app url and profile path.
-  std::string app_name;
-  if (!shortcut_info_.extension_id.empty()) {
-    app_name = web_app::GenerateApplicationNameFromExtensionId(
-        shortcut_info_.extension_id);
-  } else {
-    app_name = web_app::GenerateApplicationNameFromURL(
-        shortcut_info_.url);
-  }
+  std::string app_name =
+      web_app::GenerateApplicationNameFromInfo(shortcut_info_);
   std::wstring app_id = ShellIntegration::GetAppId(
       UTF8ToWide(app_name), profile_path_);
 
   FilePath shortcut_to_pin;
 
   bool success = true;
   for (size_t i = 0; i < shortcut_paths.size(); ++i) {
     FilePath shortcut_file = shortcut_paths[i].Append(file_name).
         ReplaceExtension(FILE_PATH_LITERAL(".lnk"));
 
@@ skipping 87 matching lines @@
 #endif  // OS_WIN
 
 // Returns data directory for given web app url
 FilePath GetWebAppDataDirectory(const FilePath& root_dir,
                                 const ShellIntegration::ShortcutInfo& info) {
   return root_dir.Append(GetWebAppDir(info));
 }
 
 }  // namespace internals
 
+std::string GenerateApplicationNameFromInfo(
+    const ShellIntegration::ShortcutInfo& shortcut_info) {
+  if (!shortcut_info.extension_id.empty()) {
+    return web_app::GenerateApplicationNameFromExtensionId(
+        shortcut_info.extension_id);
+  } else {
+    return web_app::GenerateApplicationNameFromURL(
+        shortcut_info.url);
+  }
+}
+
 std::string GenerateApplicationNameFromURL(const GURL& url) {
   std::string t;
   t.append(url.host());
   t.append("_");
   t.append(url.path());
   return t;
 }
 
 std::string GenerateApplicationNameFromExtensionId(const std::string& id) {
   std::string t(web_app::kCrxAppPrefix);
@@ skipping 40 matching lines @@
     // We only take square shaped icons (i.e. width == height).
     if (app_info.icons[i].width == app_info.icons[i].height) {
       icons->push_back(app_info.icons[i]);
     }
   }
 
   std::sort(icons->begin(), icons->end(), &IconPrecedes);
 }
 #endif
 
+#if defined(TOOLKIT_GTK)
+std::string GetWMClassFromAppName(std::string app_name) {
+  file_util::ReplaceIllegalCharactersInPath(&app_name, '_');
+  TrimString(app_name, "_", &app_name);
+  return app_name;
+}
+#endif
+
 }  // namespace web_app