Linux: Detect Unity as a desktop environment.

chrome/browser/ui/webui/options2/advanced_options_utils_x11.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.
 
 #if !defined(OS_CHROMEOS)
 
 #include "chrome/browser/ui/webui/options2/advanced_options_utils.h"
 
 #include "base/bind.h"
 #include "base/environment.h"
@@ skipping 92 matching lines @@
 
 // Detect, and if possible, start the appropriate proxy config utility. On
 // failure to do so, show the Linux proxy config URL in a new tab instead.
 void DetectAndStartProxyConfigUtil(int render_process_id,
                                    int render_view_id) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
   scoped_ptr<base::Environment> env(base::Environment::Create());
 
   bool launched = false;
   switch (base::nix::GetDesktopEnvironment(env.get())) {
-    case base::nix::DESKTOP_ENVIRONMENT_GNOME: {
+    case base::nix::DESKTOP_ENVIRONMENT_GNOME:
+    case base::nix::DESKTOP_ENVIRONMENT_UNITY: {
       launched = StartProxyConfigUtil(kGNOME2ProxyConfigCommand);
       if (!launched) {
         // We try this second, even though it's the newer way, because this
         // command existed in older versions of GNOME, but it didn't do the
         // same thing. The older command is gone though, so this should do
         // the right thing. (Also some distributions have blurred the lines
         // between GNOME 2 and 3, so we can't necessarily detect what the
         // right thing is based on indications of which version we have.)
         launched = StartProxyConfigUtil(kGNOME3ProxyConfigCommand);
       }
@@ skipping 25 matching lines @@
     WebContents* web_contents) {
   BrowserThread::PostTask(BrowserThread::FILE, FROM_HERE,
       base::Bind(&DetectAndStartProxyConfigUtil,
                  web_contents->GetRenderProcessHost()->GetID(),
                  web_contents->GetRenderViewHost()->GetRoutingID()));
 }
 
 }  // namespace options2
 
 #endif  // !defined(OS_CHROMEOS)