Adding flag descriptions for XGEO visible networks feature

chrome/browser/flag_descriptions.cc

 // Copyright 2017 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/flag_descriptions.h"
 
 namespace flag_descriptions {
 
 //  Material Design version of chrome://bookmarks
 
@@ skipping 2146 matching lines @@
     "devices).";
 
 const char kWebPaymentsModifiersName[] = "Enable web payment modifiers";
 
 const char kWebPaymentsModifiersDescription[] =
     "If the website provides modifiers in the payment request, show the "
     "custom total for each payment instrument, update the shopping cart "
     "when instruments are switched, and send modified payment method "
     "specific data to the payment app.";
 
+const char kXGEOVisibleNetworksName[] = "Enable XGEO Visible Networks";
+
+const char kXGEOVisibleNetworksDescription[] =
+    "If location permissions are granted, include visible networks in the XGEO "
+    "Header for omnibox queries. This will only happen if location is not "
+    "fresh or not available (for example, due to a cold start).";
+
 #endif  // defined(OS_ANDROID)
 
 #if defined(OS_WIN)
 
 //  Exporting tracing events to ETW
 
 const char kTraceExportEventsToEtwName[] =
     "Enable exporting of tracing events to ETW.";
 
 const char kTraceExportEventsToEtwDesription[] =
@@ skipping 989 matching lines @@
 
 const char kDisableNewVirtualKeyboardBehaviorName[] =
     "New window behavior for the accessibility keyboard";
 const char kDisableNewVirtualKeyboardBehaviorDescription[] =
     "Disable new window behavior for the accessibility keyboard "
     "in non-sticky mode (do not change work area in non-sticky mode).";
 
 #endif  // defined(OS_CHROMEOS)
 
 }  // namespace flag_descriptions