Enable compilation of //components/autofill on iOS with gn.

components/autofill/ios/browser/BUILD.gn

Index: components/autofill/ios/browser/BUILD.gn
diff --git a/components/autofill/ios/browser/BUILD.gn b/components/autofill/ios/browser/BUILD.gn
new file mode 100644
index 0000000000000000000000000000000000000000..63dcd96c064290d13e82437ebdc0163c8809d0b7
--- /dev/null
+++ b/components/autofill/ios/browser/BUILD.gn
@@ -0,0 +1,40 @@
+# Copyright 2015 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("//ios/web/js_compile.gni")
+
+source_set("browser") {
+  sources = [
+    "autofill_client_ios_bridge.h",
+    "autofill_driver_ios.h",
+    "autofill_driver_ios.mm",
+    "autofill_driver_ios_bridge.h",
+    "credit_card_util.h",
+    "credit_card_util.mm",
+    "form_suggestion.h",
+    "form_suggestion.mm",
+    "js_autofill_manager.h",
+    "js_autofill_manager.mm",
+    "js_suggestion_manager.h",
+    "js_suggestion_manager.mm",
+    "personal_data_manager_observer_bridge.h",
+    "personal_data_manager_observer_bridge.mm",
+  ]
+
+  deps = [
+    "//components/autofill/core/browser",
+    "//components/autofill/core/common",
+    "//ios/public/provider/web",
+    "//ios/web",
+    ":injected_js",
+  ]
+}
+
+js_compile_checked("injected_js") {
+  visibility = [ ":browser" ]
+  sources = [
+    "resources/autofill_controller.js",
+    "resources/suggestion_controller.js",
+  ]
+}