[Autofill] Migrate ContentPasswordManagerDriver<-->Password{Autofill,Generation}Agent IPCs to mojo.

components/autofill/content/renderer/password_generation_agent.h

 // Copyright 2013 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_AUTOFILL_CONTENT_RENDERER_PASSWORD_GENERATION_AGENT_H_
 #define COMPONENTS_AUTOFILL_CONTENT_RENDERER_PASSWORD_GENERATION_AGENT_H_
 
 #include <stddef.h>
 
 #include <map>
 #include <memory>
 #include <utility>
 #include <vector>
 
 #include "base/macros.h"
 #include "base/memory/linked_ptr.h"
+#include "components/autofill/content/public/interfaces/autofill_agent.mojom.h"
+#include "components/autofill/content/public/interfaces/autofill_driver.mojom.h"
 #include "content/public/renderer/render_frame_observer.h"
+#include "mojo/public/cpp/bindings/binding.h"
 #include "third_party/WebKit/public/web/WebInputElement.h"
 #include "url/gurl.h"
 
 namespace blink {
 class WebDocument;
 }
 
 namespace autofill {
 
 struct FormData;
 struct PasswordForm;
 struct PasswordFormGenerationData;
 class PasswordAutofillAgent;
 
 // This class is responsible for controlling communication for password
 // generation between the browser (which shows the popup and generates
 // passwords) and WebKit (shows the generation icon in the password field).
-class PasswordGenerationAgent : public content::RenderFrameObserver {
+class PasswordGenerationAgent : public content::RenderFrameObserver,
+                                public mojom::PasswordGenerationAgent {
  public:
   PasswordGenerationAgent(content::RenderFrame* render_frame,
                           PasswordAutofillAgent* password_agent);
   ~PasswordGenerationAgent() override;
 
+  void BindRequest(mojom::PasswordGenerationAgentRequest request);
+
+  // mojom::PasswordGenerationAgent:
+  void FormNotBlacklisted(const PasswordForm& form) override;
+  void GeneratedPasswordAccepted(const base::string16& password) override;
+  void FoundFormsEligibleForGeneration(
+      const std::vector<PasswordFormGenerationData>& forms) override;
+  // Sets |generation_element_| to the focused password field and shows a
+  // generation popup at this field.
+  void UserTriggeredGeneratePassword() override;
+  // Enables the form classifier.
+  void AllowToRunFormClassifier() override;
+
   // Returns true if the field being changed is one where a generated password
   // is being offered. Updates the state of the popup if necessary.
   bool TextDidChangeInTextField(const blink::WebInputElement& element);
 
   // Returns true if the newly focused node caused the generation UI to show.
   bool FocusedNodeHasChanged(const blink::WebNode& node);
 
   // Called when new form controls are inserted.
   void OnDynamicFormsSeen();
 
@@ skipping 16 matching lines @@
     AccountCreationFormData(
         linked_ptr<PasswordForm> form,
         std::vector<blink::WebInputElement> password_elements);
     AccountCreationFormData(const AccountCreationFormData& other);
     ~AccountCreationFormData();
   };
 
   typedef std::vector<AccountCreationFormData> AccountCreationFormDataList;
 
   // RenderFrameObserver:
-  bool OnMessageReceived(const IPC::Message& message) override;
   void DidFinishDocumentLoad() override;
   void DidFinishLoad() override;
   void OnDestruct() override;
 
-  // Message handlers.
-  void OnFormNotBlacklisted(const PasswordForm& form);
-  void OnPasswordAccepted(const base::string16& password);
-  void OnFormsEligibleForGenerationFound(
-      const std::vector<autofill::PasswordFormGenerationData>& forms);
+  const mojom::PasswordManagerDriverPtr& GetPasswordManagerDriver();
 
   // Helper function that will try and populate |password_elements_| and
   // |possible_account_creation_form_|.
   void FindPossibleGenerationForm();
 
   // Helper function to decide if |passwords_| contains password fields for
   // an account creation form. Sets |generation_element_| to the field that
   // we want to trigger the generation UI on.
   void DetermineGenerationElement();
 
   // Show password generation UI anchored at |generation_element_|.
   void ShowGenerationPopup();
 
   // Show UI for editing a generated password at |generation_element_|.
   void ShowEditingPopup();
 
   // Hides a password generation popup if one exists.
   void HidePopup();
 
-  // Sets |generation_element_| to the focused password field and shows a
-  // generation popup at this field.
-  void OnUserTriggeredGeneratePassword();
-
-  // Enables the form classifier.
-  void OnAllowToRunFormClassifier();
-
   // Runs HTML parsing based classifier and saves its outcome to proto.
   // TODO(crbug.com/621442): Remove client-side form classifier when server-side
   // classifier is ready.
   void RunFormClassifierAndSaveVote(const blink::WebFormElement& web_form,
                                     const PasswordForm& form);
 
   // Creates a password form to presave a generated password. It copies behavior
   // of CreatePasswordFormFromWebForm/FromUnownedInputElements, but takes
   // |password_value| from |generation_element_| and empties |username_value|.
   // If a form creating is failed, returns an empty unique_ptr.
@@ skipping 47 matching lines @@
   // If this feature is enabled. Controlled by Finch.
   bool enabled_;
 
   // If the form classifier should run.
   bool form_classifier_enabled_;
 
   // Unowned pointer. Used to notify PassowrdAutofillAgent when values
   // in password fields are updated.
   PasswordAutofillAgent* password_agent_;
 
+  mojo::Binding<mojom::PasswordGenerationAgent> binding_;
+
   DISALLOW_COPY_AND_ASSIGN(PasswordGenerationAgent);
 };
 
 }  // namespace autofill
 
 #endif  // COMPONENTS_AUTOFILL_CONTENT_RENDERER_PASSWORD_GENERATION_AGENT_H_