[Autofill] Migrate ContentAutofillDriver<-->AutofillAgent IPCs to mojo.

components/autofill/content/renderer/autofill_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_AUTOFILL_AGENT_H_
 #define COMPONENTS_AUTOFILL_CONTENT_RENDERER_AUTOFILL_AGENT_H_
 
 #include <set>
 #include <vector>
 
 #include "base/compiler_specific.h"
 #include "base/macros.h"
 #include "base/memory/weak_ptr.h"
 #include "base/time/time.h"
 #include "components/autofill/content/public/interfaces/autofill_agent.mojom.h"
 #include "components/autofill/content/public/interfaces/autofill_driver.mojom.h"
 #include "components/autofill/content/renderer/form_cache.h"
 #include "components/autofill/content/renderer/page_click_listener.h"
 #include "content/public/renderer/render_frame_observer.h"
 #include "content/public/renderer/render_view_observer.h"
-#include "mojo/public/cpp/bindings/binding_set.h"
+#include "mojo/public/cpp/bindings/binding.h"
 #include "third_party/WebKit/public/web/WebAutofillClient.h"
 #include "third_party/WebKit/public/web/WebFormControlElement.h"
 #include "third_party/WebKit/public/web/WebFormElement.h"
 #include "third_party/WebKit/public/web/WebInputElement.h"
 
 namespace blink {
 class WebNode;
 class WebView;
 }
 
@@ skipping 20 matching lines @@
   // PasswordAutofillAgent is guaranteed to outlive AutofillAgent.
   // PasswordGenerationAgent may be NULL. If it is not, then it is also
   // guaranteed to outlive AutofillAgent.
   AutofillAgent(content::RenderFrame* render_frame,
                 PasswordAutofillAgent* password_autofill_manager,
                 PasswordGenerationAgent* password_generation_agent);
   ~AutofillAgent() override;
 
   void BindRequest(mojom::AutofillAgentRequest request);
 
+  const mojom::AutofillDriverPtr& GetMojoAutofillDriver();
+
+  // mojom::AutofillAgent:
+  void FirstUserGestureObservedInTab() override;
+  void FillForm(int32_t id, const FormData& form) override;
+  void PreviewForm(int32_t id, const FormData& form) override;
+  void FieldTypePredictionsAvailable(
+      mojo::Array<FormDataPredictions> forms) override;
+  void ClearForm() override;
+  void ClearPreviewedForm() override;
+  void FillFieldWithValue(const mojo::String& value) override;
+  void PreviewFieldWithValue(const mojo::String& value) override;
+  void AcceptDataListSuggestion(const mojo::String& value) override;
+  void FillPasswordSuggestion(const mojo::String& username,
+                              const mojo::String& password) override;
+  void PreviewPasswordSuggestion(const mojo::String& username,
+                                 const mojo::String& password) override;
+  void ShowInitialPasswordAccountSuggestions(
+      int32_t key,
+      const PasswordFormFillData& form_data) override;
+
  private:
   // Functor used as a simplified comparison function for FormData. Only
   // compares forms at a high level (notably name, origin, action).
   struct FormDataCompare {
     bool operator()(const FormData& lhs, const FormData& rhs) const;
   };
 
   // Thunk class for RenderViewObserver methods that haven't yet been migrated
   // to RenderFrameObserver. Should eventually be removed.
   // http://crbug.com/433486
@@ skipping 39 matching lines @@
     // be elided because of the current value of |element| (relevant for inline
     // autocomplete).
     bool show_full_suggestion_list;
 
     // Specifies that only show a suggestions box if |element| is part of a
     // password form, otherwise show no suggestions.
     bool show_password_suggestions_only;
   };
 
   // content::RenderFrameObserver:
-  bool OnMessageReceived(const IPC::Message& message) override;
   void DidCommitProvisionalLoad(bool is_new_navigation,
                                 bool is_same_page_navigation) override;
   void DidFinishDocumentLoad() override;
   void WillSendSubmitEvent(const blink::WebFormElement& form) override;
   void WillSubmitForm(const blink::WebFormElement& form) override;
   void DidChangeScrollOffset() override;
   void FocusedNodeChanged(const blink::WebNode& node) override;
   void OnDestruct() override;
 
   // Fires IPC messages for a given form submission. Will always fire
@@ skipping 24 matching lines @@
       const blink::WebInputElement& element,
       const blink::WebKeyboardEvent& event) override;
   void setIgnoreTextChanges(bool ignore) override;
   void didAssociateFormControls(
       const blink::WebVector<blink::WebNode>& nodes) override;
   void openTextDataListChooser(const blink::WebInputElement& element) override;
   void dataListOptionsChanged(const blink::WebInputElement& element) override;
   void firstUserGestureObserved() override;
   void ajaxSucceeded() override;
 
-  void OnFieldTypePredictionsAvailable(
-      const std::vector<FormDataPredictions>& forms);
-  void OnFillForm(int query_id, const FormData& form);
   void OnPing();
-  void OnPreviewForm(int query_id, const FormData& form);
-
-  // mojom::AutofillAgent:
-  void FirstUserGestureObservedInTab() override;
-
-  // For external Autofill selection.
-  void OnClearForm();
-  void OnClearPreviewedForm();
-  void OnFillFieldWithValue(const base::string16& value);
-  void OnPreviewFieldWithValue(const base::string16& value);
-  void OnAcceptDataListSuggestion(const base::string16& value);
-  void OnFillPasswordSuggestion(const base::string16& username,
-                                const base::string16& password);
-  void OnPreviewPasswordSuggestion(const base::string16& username,
-                                   const base::string16& password);
-  void OnShowInitialPasswordAccountSuggestions(
-      int key,
-      const PasswordFormFillData& form_data);
 
   // Called when a same-page navigation is detected.
   void OnSamePageNavigationCompleted();
   // Helper method which collects unowned elements (i.e., those not inside a
   // form tag) and writes them into |output|. Returns true if the process is
   // successful, and all conditions for firing events are true.
   bool CollectFormlessElements(FormData* output);
   FRIEND_TEST_ALL_PREFIXES(FormAutocompleteTest, CollectFormlessElements);
 
   // Called in a posted task by textFieldDidChange() to work-around a WebKit bug
   // http://bugs.webkit.org/show_bug.cgi?id=16976
   void TextFieldDidChangeImpl(const blink::WebFormControlElement& element);
 
   // Shows the autofill suggestions for |element|. This call is asynchronous
   // and may or may not lead to the showing of a suggestion popup (no popup is
   // shown if there are no available suggestions).
   void ShowSuggestions(const blink::WebFormControlElement& element,
                        const ShowSuggestionsOptions& options);
 
   // Queries the browser for Autocomplete and Autofill suggestions for the given
   // |element|.
   void QueryAutofillSuggestions(const blink::WebFormControlElement& element);
 
   // Sets the element value to reflect the selected |suggested_value|.
-  void AcceptDataListSuggestion(const base::string16& suggested_value);
+  void DoAcceptDataListSuggestion(const base::string16& suggested_value);
 
   // Fills |form| and |field| with the FormData and FormField corresponding to
   // |node|. Returns true if the data was found; and false otherwise.
   bool FindFormAndFieldForNode(
       const blink::WebNode& node,
       FormData* form,
       FormFieldData* field) WARN_UNUSED_RESULT;
 
   // Set |node| to display the given |value|.
-  void FillFieldWithValue(const base::string16& value,
-                          blink::WebInputElement* node);
+  void DoFillFieldWithValue(const base::string16& value,
+                            blink::WebInputElement* node);
 
   // Set |node| to display the given |value| as a preview.  The preview is
   // visible on screen to the user, but not visible to the page via the DOM or
   // JavaScript.
-  void PreviewFieldWithValue(const base::string16& value,
-                             blink::WebInputElement* node);
+  void DoPreviewFieldWithValue(const base::string16& value,
+                               blink::WebInputElement* node);
 
   // Notifies browser of new fillable forms in |render_frame|.
   void ProcessForms();
 
   // Sends a message to the browser that the form is about to be submitted,
   // only if the particular message has not been previously submitted for the
   // form in the current frame.
   // Additionally, depending on |send_submitted_event| a message is sent to the
   // browser that the form was submitted.
   void SendFormEvents(const blink::WebFormElement& form,
                       bool send_submitted_event);
 
   // Hides any currently showing Autofill popup.
   void HidePopup();
 
   // Returns true if the text field change is due to a user gesture. Can be
   // overriden in tests.
   virtual bool IsUserGesture() const;
 
-  void ConnectToMojoAutofillDriverIfNeeded();
-
   // Formerly cached forms for all frames, now only caches forms for the current
   // frame.
   FormCache form_cache_;
 
   // Keeps track of the forms for which a "will submit" message has been sent in
   // this frame's current load. We use a simplified comparison function.
   std::set<FormData, FormDataCompare> submitted_forms_;
 
   PasswordAutofillAgent* password_autofill_agent_;  // Weak reference.
   PasswordGenerationAgent* password_generation_agent_;  // Weak reference.
@@ skipping 30 matching lines @@
   // performance improvement, so that the IPC channel isn't flooded with
   // messages to close the Autofill popup when it can't possibly be showing.
   bool is_popup_possibly_visible_;
 
   // If the generation popup is possibly visible. This is tracked to prevent
   // generation UI from displaying at the same time as password manager UI.
   // This is needed because generation is shown on field focus vs. field click
   // for the password manager. TODO(gcasto): Have both UIs show on focus.
   bool is_generation_popup_possibly_visible_;
 
-  mojo::BindingSet<mojom::AutofillAgent> bindings_;
+  mojo::Binding<mojom::AutofillAgent> binding_;
 
   mojom::AutofillDriverPtr mojo_autofill_driver_;
 
   base::WeakPtrFactory<AutofillAgent> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(AutofillAgent);
 };
 
 }  // namespace autofill
 
 #endif  // COMPONENTS_AUTOFILL_CONTENT_RENDERER_AUTOFILL_AGENT_H_