Ozone builds get identified as unknown in user agent string

content/common/user_agent.cc

 // Copyright 2014 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 "content/public/common/user_agent.h"
 
 #include "base/logging.h"
 #include "base/strings/string_util.h"
 #include "base/strings/stringprintf.h"
 #include "base/sys_info.h"
@@ skipping 144 matching lines @@
 
   return os_cpu;
 }
 
 std::string BuildUserAgentFromProduct(const std::string& product) {
   const char kUserAgentPlatform[] =
 #if defined(OS_WIN)
       "";
 #elif defined(OS_MACOSX)
       "Macintosh; ";
-#elif defined(USE_X11)
+#elif defined(USE_X11) || defined(USE_OZONE)
       "X11; ";           // strange, but that's what Firefox uses
 #elif defined(OS_ANDROID)
       "Linux; ";
 #else
       "Unknown; ";
 #endif
 
   std::string os_info;
   base::StringAppendF(
       &os_info, "%s%s", kUserAgentPlatform, BuildOSCpuInfo().c_str());
@@ skipping 12 matching lines @@
       os_info.c_str(),
       WEBKIT_VERSION_MAJOR,
       WEBKIT_VERSION_MINOR,
       product.c_str(),
       WEBKIT_VERSION_MAJOR,
       WEBKIT_VERSION_MINOR);
   return user_agent;
 }
 
 }  // namespace content