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

chrome/renderer/autofill/form_autocomplete_browsertest.cc

Index: chrome/renderer/autofill/form_autocomplete_browsertest.cc
diff --git a/chrome/renderer/autofill/form_autocomplete_browsertest.cc b/chrome/renderer/autofill/form_autocomplete_browsertest.cc
index f2401b6d60754b379d0d9d7e19c070670fed2ef2..73849b4ac2b3a67233e2b233f47a3e5b8a46c97a 100644
--- a/chrome/renderer/autofill/form_autocomplete_browsertest.cc
+++ b/chrome/renderer/autofill/form_autocomplete_browsertest.cc
@@ -4,6 +4,7 @@
 
 #include <tuple>
 
+#include "base/bind.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/time/time.h"
 #include "build/build_config.h"
@@ -87,6 +88,8 @@ void VerifyNoSubmitMessagesReceived(content::MockRenderThread* render_thread) {
   EXPECT_EQ(NULL, submitted_message);
 }
 
+void DummyDidFillAutofillFormData(const FormData& filled, int64_t timestamp) {}
+
 // Simulates receiving a message from the browser to fill a form.
 void SimulateOnFillForm(content::MockRenderThread* render_thread,
                         autofill::AutofillAgent* autofill_agent,
@@ -119,9 +122,7 @@ void SimulateOnFillForm(content::MockRenderThread* render_thread,
   field_data.is_autofilled = true;
   data.fields.push_back(field_data);
 
-  AutofillMsg_FillForm msg(0, 0, data);
-  static_cast<content::RenderFrameObserver*>(autofill_agent)
-      ->OnMessageReceived(msg);
+  autofill_agent->FillForm(0, data, base::Bind(&DummyDidFillAutofillFormData));
 }
 
 }  // end namespace