Split //ios/chrome/browser in multiple targets.

ios/chrome/browser/browser_state/BUILD.gn

Index: ios/chrome/browser/browser_state/BUILD.gn
diff --git a/ios/chrome/browser/browser_state/BUILD.gn b/ios/chrome/browser/browser_state/BUILD.gn
new file mode 100644
index 0000000000000000000000000000000000000000..7405e7c5c341ae7ec092f232407eeffa0a263174
--- /dev/null
+++ b/ios/chrome/browser/browser_state/BUILD.gn
@@ -0,0 +1,147 @@
+# Copyright 2016 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.
+
+source_set("browser_state") {
+  sources = [
+    "browser_state_otr_helper.cc",
+    "browser_state_otr_helper.h",
+    "chrome_browser_state.h",
+    "chrome_browser_state.mm",
+  ]
+  deps = [
+    "//base",
+    "//components/prefs",
+    "//components/syncable_prefs",
+    "//ios/web",
+    "//net",
+  ]
+}
+
+source_set("browser_state_impl") {
+  sources = [
+    "bookmark_model_loaded_observer.cc",
+    "bookmark_model_loaded_observer.h",
+    "browser_state_info_cache.cc",
+    "browser_state_info_cache.h",
+    "browser_state_info_cache_observer.h",
+    "browser_state_keyed_service_factories.h",
+    "browser_state_keyed_service_factories.mm",
+    "chrome_browser_state_impl.cc",
+    "chrome_browser_state_impl.h",
+    "chrome_browser_state_impl_io_data.h",
+    "chrome_browser_state_impl_io_data.mm",
+    "chrome_browser_state_io_data.cc",
+    "chrome_browser_state_io_data.h",
+    "chrome_browser_state_manager.h",
+    "chrome_browser_state_manager_impl.cc",
+    "chrome_browser_state_manager_impl.h",
+    "chrome_browser_state_removal_controller.h",
+    "chrome_browser_state_removal_controller.mm",
+    "off_the_record_chrome_browser_state_impl.cc",
+    "off_the_record_chrome_browser_state_impl.h",
+    "off_the_record_chrome_browser_state_io_data.h",
+    "off_the_record_chrome_browser_state_io_data.mm",
+  ]
+  deps = [
+    ":browser_state",
+    "//base",
+    "//base:i18n",
+    "//components/about_handler",
+    "//components/bookmarks/browser",
+    "//components/browser_sync",
+    "//components/content_settings/core/browser",
+    "//components/content_settings/core/common",
+    "//components/cookie_config",
+    "//components/invalidation/impl",
+    "//components/keyed_service/ios",
+    "//components/metrics",
+    "//components/net_log",
+    "//components/password_manager/core/browser",
+    "//components/password_manager/sync/browser",
+    "//components/pref_registry",
+    "//components/prefs",
+    "//components/proxy_config",
+    "//components/signin/core/browser",
+    "//components/signin/core/common",
+    "//components/sync",
+    "//components/syncable_prefs",
+    "//components/user_prefs",
+    "//google_apis",
+    "//ios/chrome/browser:browser_no_public_deps",
+    "//ios/chrome/browser/autocomplete",
+    "//ios/chrome/browser/autofill",
+    "//ios/chrome/browser/bookmarks",
+    "//ios/chrome/browser/browser_state_metrics",
+    "//ios/chrome/browser/content_settings",
+    "//ios/chrome/browser/dom_distiller",
+    "//ios/chrome/browser/favicon",
+    "//ios/chrome/browser/google",
+    "//ios/chrome/browser/google:google_logo",
+    "//ios/chrome/browser/history",
+    "//ios/chrome/browser/invalidation",
+    "//ios/chrome/browser/net",
+    "//ios/chrome/browser/ntp_snippets",
+    "//ios/chrome/browser/passwords",
+    "//ios/chrome/browser/prefs",
+    "//ios/chrome/browser/search_engines",
+    "//ios/chrome/browser/services/gcm",
+    "//ios/chrome/browser/signin",
+    "//ios/chrome/browser/suggestions",
+    "//ios/chrome/browser/sync",
+    "//ios/chrome/browser/sync/glue",
+    "//ios/chrome/browser/translate",
+    "//ios/chrome/browser/undo",
+    "//ios/net",
+    "//ios/public/provider/chrome/browser",
+    "//ios/web",
+    "//net",
+    "//net:extras",
+  ]
+  allow_circular_includes_from = [
+    "//ios/chrome/browser:browser_no_public_deps",
+    "//ios/chrome/browser/browser_state_metrics",
+    "//ios/chrome/browser/net",
+    "//ios/chrome/browser/prefs",
+    "//ios/chrome/browser/signin",
+    "//ios/chrome/browser/sync",
+    "//ios/chrome/browser/sync/glue",
+  ]
+}
+
+source_set("test_support") {
+  testonly = true
+  sources = [
+    "test_chrome_browser_state.h",
+    "test_chrome_browser_state.mm",
+    "test_chrome_browser_state_isolated_context.h",
+    "test_chrome_browser_state_isolated_context.mm",
+    "test_chrome_browser_state_manager.cc",
+    "test_chrome_browser_state_manager.h",
+  ]
+  deps = [
+    ":browser_state",
+    "//base",
+    "//components/bookmarks/browser",
+    "//components/bookmarks/common",
+    "//components/history/core/browser",
+    "//components/history/ios/browser",
+    "//components/keyed_service/core",
+    "//components/keyed_service/ios",
+    "//components/syncable_prefs",
+    "//components/syncable_prefs:test_support",
+    "//components/user_prefs",
+    "//components/webdata_services",
+    "//ios/chrome/browser",
+    "//ios/chrome/browser/autocomplete",
+    "//ios/chrome/browser/bookmarks",
+    "//ios/chrome/browser/history",
+    "//ios/chrome/browser/net",
+    "//ios/chrome/browser/prefs",
+    "//ios/chrome/browser/sync/glue",
+    "//ios/chrome/test:test_support",
+    "//ios/public/provider/chrome/browser",
+    "//ios/web",
+    "//net:test_support",
+  ]
+}