Remove GetOutputNames from x11_util

ui/base/x/x11_util.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.
 
 // This file defines utility functions for X11 (Linux only). This code has been
 // ported from XCB since we can't use XCB on Ubuntu while its 32-bit support
 // remains woefully incomplete.
 
 #include "ui/base/x/x11_util.h"
 
@@ skipping 1470 matching lines @@
       } else {
         *flag = false;
       }
       return true;
     }
   }
 
   return false;
 }
 
-std::vector<std::string> GetOutputNames(const std::vector<XID>& output_ids) {
-  std::vector<std::string> names;
-  Display* display = GetXDisplay();
-  Window root_window = DefaultRootWindow(display);
-  XRRScreenResources* screen_resources =
-      XRRGetScreenResources(display, root_window);
-  for (std::vector<XID>::const_iterator iter = output_ids.begin();
-       iter != output_ids.end(); ++iter) {
-    XRROutputInfo* output =
-        XRRGetOutputInfo(display, screen_resources, *iter);
-    names.push_back(std::string(output->name));
-    XRRFreeOutputInfo(output);
-  }
-  XRRFreeScreenResources(screen_resources);
-  return names;
-}
-
 bool GetWindowManagerName(std::string* wm_name) {
   DCHECK(wm_name);
   int wm_window = 0;
   if (!GetIntProperty(GetX11RootWindow(),
                       "_NET_SUPPORTING_WM_CHECK",
                       &wm_window)) {
     return false;
   }
 
   // It's possible that a window manager started earlier in this X session left
@@ skipping 309 matching lines @@
       << "request_code " << static_cast<int>(error_event.request_code) << ", "
       << "minor_code " << static_cast<int>(error_event.minor_code)
       << " (" << request_str << ")";
 }
 
 // ----------------------------------------------------------------------------
 // End of x11_util_internal.h
 
 
 }  // namespace ui