Refactor language detection logic to allow non-static CLD data sources.

chrome/browser/BUILD.gn

 # 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.
 
 import("//build/config/crypto.gni")
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
 import("//components/nacl/nacl_defines.gni")
 # //build/config/android/rules.gni imports //tools/grit/grit_rule.gni, which
 # produces a conflict for the "grit" template so we have to only include one.
@@ skipping 218 matching lines @@
     ]
   }
   if (is_mac) {
     sources += rebase_path(gypi_values.chrome_browser_mac_sources,
                            ".", "//chrome")
     deps += [
       #"app_shim"  TODO(GYP)
       #"browser_app_shim"  TODO(GYP)
     ]
   }
-  if (cld2_data_source == "component") {
-    sources += [
-      "component_updater/cld_component_installer.cc",
-      "component_updater/cld_component_installer.h",
-    ]
-  }
   if (enable_extensions) {
     public_deps += [ "//chrome/browser/extensions" ]
     deps += [
       "//chrome/browser/sync_file_system/drive_backend:sync_file_system_drive_proto",
       "//chrome/common/extensions/api",
       "//chrome/common/extensions/api:api_registration",
     ]
     sources += rebase_path(gypi_values.chrome_browser_extensions_sources,
                            ".", "//chrome")
   }
@@ skipping 667 matching lines @@
     ]
   }
 
   if (enable_wifi_bootstrapping) {
     sources += [
       "local_discovery/wifi/mock_wifi_manager.cc",
       "local_discovery/wifi/mock_wifi_manager.h",
     ]
   }
 }