Create a common base class for all the webdatas

components/autofill/browser/DEPS

Index: components/autofill/browser/DEPS
diff --git a/components/autofill/browser/DEPS b/components/autofill/browser/DEPS
index f1032f5f3ab5edf31050be1fc799a5eb4d3b670c..5a773aa3e081eb55b9228adb2fa6a12e8e36e974 100644
--- a/components/autofill/browser/DEPS
+++ b/components/autofill/browser/DEPS
@@ -30,10 +30,10 @@ specific_include_rules = {
     #
     # Do not add to the list of temporarily-allowed dependencies below,
     # and please do not introduce more #includes of these files.
-    "!chrome/browser/autofill/autofill_cc_infobar_delegate.h",
-    "!chrome/browser/autofill/personal_data_manager_factory.h",
     "!chrome/browser/api/infobars/confirm_infobar_delegate.h",
     "!chrome/browser/api/infobars/infobar_service.h",
+    "!chrome/browser/autofill/autofill_cc_infobar_delegate.h",
+    "!chrome/browser/autofill/personal_data_manager_factory.h",
     "!chrome/browser/password_manager/encryptor.h",
     "!chrome/browser/password_manager/password_manager.h",
     "!chrome/browser/password_manager/password_manager_delegate_impl.h",
@@ -42,14 +42,15 @@ specific_include_rules = {
     "!chrome/browser/sync/profile_sync_service_factory.h",
     "!chrome/browser/translate/translate_infobar_delegate.h",
     "!chrome/browser/translate/translate_manager.h",
-    "!chrome/browser/webdata/autofill_web_data_service_impl.h",
-    "!chrome/browser/webdata/web_data_service.h",
-    "!chrome/browser/webdata/web_data_service_factory.h",
     "!chrome/browser/ui/autofill/tab_autofill_manager_delegate.h",
     "!chrome/browser/ui/browser.h",
     "!chrome/browser/ui/browser_tabstrip.h",
     "!chrome/browser/ui/browser_window.h",
     "!chrome/browser/ui/tabs/tab_strip_model.h",
+    "!chrome/browser/webdata/autofill_web_data_service_impl.h",
+    "!chrome/browser/webdata/web_data_service.h",
+    "!chrome/browser/webdata/web_data_service_factory.h",
+    "!chrome/browser/webdata/web_data_service_test_util.h",
     "!chrome/common/chrome_constants.h",
     "!chrome/common/chrome_paths.h",
     "!chrome/common/pref_names.h",