Remove dependency on language detection library.

chrome/chrome_browser.gypi

 # 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.
 
 {
   'targets': [
     {
       'target_name': 'browser',
       'type': 'static_library',
@@ skipping 2144 matching lines @@
             'browser/performance_monitor/performance_monitor.gyp:performance_monitor',
             'browser_extensions',
             'common/extensions/api/api.gyp:api',
             'debugger',
             'installer_util',
             'sync_file_system_proto',
             '../net/net.gyp:net_with_v8',
             '../ppapi/ppapi_internal.gyp:ppapi_ipc',  # For PpapiMsg_LoadPlugin
             '../printing/printing.gyp:printing',
             '../third_party/adobe/flash/flash_player.gyp:flapper_version_h',
-            '../third_party/cld/cld.gyp:cld',
             '../third_party/expat/expat.gyp:expat',
             '../third_party/hunspell/hunspell.gyp:hunspell',
             '../third_party/leveldatabase/leveldatabase.gyp:leveldatabase',
             '../third_party/libjingle/libjingle.gyp:libjingle',
             '../third_party/libphonenumber/libphonenumber.gyp:libphonenumber',
             '../third_party/npapi/npapi.gyp:npapi',
             '../third_party/re2/re2.gyp:re2',
             '../ui/surface/surface.gyp:surface',
             '../ui/web_dialogs/web_dialogs.gyp:web_dialogs',
             '../v8/tools/gyp/v8.gyp:v8',
@@ skipping 381 matching lines @@
           ],
           'sources/': [
             ['exclude', '^browser/themes/'],
           ],
         }],
         ['enable_automation!=1', {
           'sources/': [
             ['exclude', '^browser/automation/'],
           ],
         }],
+        ['enable_language_detection==0', {
+          'sources!': [
+            'browser/language_usage_metrics.cc',
+            'browser/language_usage_metrics.h',
+          ],
+        }, {   # enable_language_detection==1
+          'dependencies': [
+            '../third_party/cld/cld.gyp:cld',
+          ],
+        }],
         ['enable_printing!=1', {
           'sources/': [
             ['exclude', '^browser/ui/webui/print_preview/'],
           ],
         }],
         ['enable_captive_portal_detection!=1', {
           'sources/': [
             ['exclude', '^browser/captive_portal/'],
           ],
         }],
@@ skipping 425 matching lines @@
             'proto_in_dir': '../third_party/cros_system_api/dbus',
             'proto_out_dir': 'chrome/browser/media_transfer_protocol',
           },
           'includes': ['../build/protoc.gypi'],
         },
       ],
      },
     ],
   ],
 }