Break up common_custom_types.mojom.

components/autofill/content/common/autofill_agent.mojom

 // 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.
 
 module autofill.mojom;
 
 import "components/autofill/content/common/autofill_types.mojom";
-import "mojo/common/common_custom_types.mojom";
+import "mojo/common/string16.mojom";
 
 // There is one instance of this interface per render frame in the render
 // process.
 interface AutofillAgent {
   // Tells the render frame that a user gesture was observed
   // somewhere in the tab (including in a different frame).
   FirstUserGestureObservedInTab();
 
   // Instructs the renderer to fill the active form with the given form data.
   // Please refer AutofillDriver.QueryFormFieldAutofill comments about the |id|.
@@ skipping 79 matching lines @@
   // be blacklisted if a user chooses "never save passwords for this site".
   FormNotBlacklisted(PasswordForm form);
 
   // Sent when Autofill manager gets the query response from the Autofill server
   // and there are fields classified for password generation in the response.
   FoundFormsEligibleForGeneration(array<PasswordFormGenerationData> forms);
 
   // Tells the renderer to enable the form classifier.
   AllowToRunFormClassifier();
 };