Revert of Switch components/password_manager code from IPC messages to Mojo.

components/password_manager/content/browser/credential_manager_dispatcher.h

Index: components/password_manager/content/browser/credential_manager_dispatcher.h
diff --git a/components/password_manager/content/browser/credential_manager_dispatcher.h b/components/password_manager/content/browser/credential_manager_dispatcher.h
new file mode 100644
index 0000000000000000000000000000000000000000..1471a7b767e7d7a2cbff2f28ca9912433a30244a
--- /dev/null
+++ b/components/password_manager/content/browser/credential_manager_dispatcher.h
@@ -0,0 +1,129 @@
+// 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.
+
+#ifndef COMPONENTS_PASSWORD_MANAGER_CONTENT_BROWSER_CONTENT_CREDENTIAL_MANAGER_DISPATCHER_H_
+#define COMPONENTS_PASSWORD_MANAGER_CONTENT_BROWSER_CONTENT_CREDENTIAL_MANAGER_DISPATCHER_H_
+
+#include <memory>
+
+#include "base/callback.h"
+#include "base/macros.h"
+#include "base/memory/weak_ptr.h"
+#include "components/password_manager/core/browser/credential_manager_password_form_manager.h"
+#include "components/password_manager/core/browser/credential_manager_pending_request_task.h"
+#include "components/password_manager/core/browser/credential_manager_pending_require_user_mediation_task.h"
+#include "components/password_manager/core/browser/password_store_consumer.h"
+#include "components/prefs/pref_member.h"
+#include "content/public/browser/web_contents_observer.h"
+
+class GURL;
+
+namespace autofill {
+struct PasswordForm;
+}
+
+namespace content {
+class WebContents;
+}
+
+namespace password_manager {
+class CredentialManagerPasswordFormManager;
+class PasswordManagerClient;
+class PasswordManagerDriver;
+class PasswordStore;
+struct CredentialInfo;
+
+class CredentialManagerDispatcher
+    : public content::WebContentsObserver,
+      public CredentialManagerPasswordFormManagerDelegate,
+      public CredentialManagerPendingRequestTaskDelegate,
+      public CredentialManagerPendingRequireUserMediationTaskDelegate {
+ public:
+  CredentialManagerDispatcher(content::WebContents* web_contents,
+                              PasswordManagerClient* client);
+  ~CredentialManagerDispatcher() override;
+
+  // Called in response to an IPC from the renderer, triggered by a page's call
+  // to 'navigator.credentials.store'.
+  virtual void OnStore(int request_id, const password_manager::CredentialInfo&);
+
+  // Called in response to an IPC from the renderer, triggered by a page's call
+  // to 'navigator.credentials.requireUserMediation'.
+  virtual void OnRequireUserMediation(int request_id);
+
+  // Called in response to an IPC from the renderer, triggered by a page's call
+  // to 'navigator.credentials.request'.
+  //
+  // TODO(vabr): Determine if we can drop the `const` here to save some copies
+  // while processing the request.
+  virtual void OnRequestCredential(int request_id,
+                                   bool zero_click_only,
+                                   bool include_passwords,
+                                   const std::vector<GURL>& federations);
+
+  // content::WebContentsObserver implementation.
+  bool OnMessageReceived(const IPC::Message& message) override;
+
+  // CredentialManagerPendingRequestTaskDelegate:
+  bool IsZeroClickAllowed() const override;
+  GURL GetOrigin() const override;
+  void SendCredential(int request_id, const CredentialInfo& info) override;
+  void SendPasswordForm(int request_id,
+                        const autofill::PasswordForm* form) override;
+  PasswordManagerClient* client() const override;
+  autofill::PasswordForm GetSynthesizedFormForOrigin() const override;
+
+  // CredentialManagerPendingSignedOutTaskDelegate:
+  PasswordStore* GetPasswordStore() override;
+  void DoneRequiringUserMediation() override;
+
+  // CredentialManagerPasswordFormManagerDelegate:
+  void OnProvisionalSaveComplete() override;
+
+ private:
+  // Returns the driver for the current main frame.
+  // Virtual for testing.
+  virtual base::WeakPtr<PasswordManagerDriver> GetDriver();
+
+  // Schedules a CredentiaManagerPendingRequestTask (during
+  // |OnRequestCredential()|) after the PasswordStore's AffiliationMatchHelper
+  // grabs a list of realms related to the current web origin.
+  void ScheduleRequestTask(int request_id,
+                           bool zero_click_only,
+                           bool include_passwords,
+                           const std::vector<GURL>& federations,
+                           const std::vector<std::string>& android_realms);
+
+  // Schedules a CredentialManagerPendingRequireUserMediationTask after the
+  // AffiliationMatchHelper grabs a list of realms related to the current
+  // web origin.
+  void ScheduleRequireMediationTask(
+      int request_id,
+      const std::vector<std::string>& android_realms);
+
+  // Returns true iff it's OK to update credentials in the password store.
+  bool IsUpdatingCredentialAllowed() const;
+
+  PasswordManagerClient* client_;
+  std::unique_ptr<CredentialManagerPasswordFormManager> form_manager_;
+
+  // Set to false to disable automatic signing in.
+  BooleanPrefMember auto_signin_enabled_;
+
+  // When 'OnRequestCredential' is called, it in turn calls out to the
+  // PasswordStore; we push enough data into Pending*Task objects so that
+  // they can properly respond to the request once the PasswordStore gives
+  // us data.
+  std::unique_ptr<CredentialManagerPendingRequestTask> pending_request_;
+  std::unique_ptr<CredentialManagerPendingRequireUserMediationTask>
+      pending_require_user_mediation_;
+
+  base::WeakPtrFactory<CredentialManagerDispatcher> weak_factory_;
+
+  DISALLOW_COPY_AND_ASSIGN(CredentialManagerDispatcher);
+};
+
+}  // namespace password_manager
+
+#endif  // COMPONENTS_PASSWORD_MANAGER_CONTENT_BROWSER_CONTENT_CREDENTIAL_MANAGER_DISPATCHER_H_