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

components/password_manager/content/browser/content_password_manager_driver_factory.h

Index: components/password_manager/content/browser/content_password_manager_driver_factory.h
diff --git a/components/password_manager/content/browser/content_password_manager_driver_factory.h b/components/password_manager/content/browser/content_password_manager_driver_factory.h
index dcfe5a376b93fabd3886ca70e71b960d9ad5f007..9b1335bd5900db8cc97e9d4b0b3d3d021dfd5f76 100644
--- a/components/password_manager/content/browser/content_password_manager_driver_factory.h
+++ b/components/password_manager/content/browser/content_password_manager_driver_factory.h
@@ -11,7 +11,6 @@
 #include "base/compiler_specific.h"
 #include "base/macros.h"
 #include "base/supports_user_data.h"
-#include "components/autofill/content/public/interfaces/autofill_driver.mojom.h"
 #include "components/password_manager/core/browser/password_autofill_manager.h"
 #include "components/password_manager/core/browser/password_generation_manager.h"
 #include "components/password_manager/core/browser/password_manager.h"
@@ -45,18 +44,20 @@
   static ContentPasswordManagerDriverFactory* FromWebContents(
       content::WebContents* web_contents);
 
-  static void BindPasswordManagerDriver(
-      content::RenderFrameHost* render_frame_host,
-      autofill::mojom::PasswordManagerDriverRequest request);
-
   ContentPasswordManagerDriver* GetDriverForFrame(
       content::RenderFrameHost* render_frame_host);
+
+  void TestingSetDriverForFrame(
+      content::RenderFrameHost* render_frame_host,
+      std::unique_ptr<ContentPasswordManagerDriver> driver);
 
   // Requests all drivers to inform their renderers whether
   // chrome://password-manager-internals is available.
   void RequestSendLoggingAvailability();
 
   // content::WebContentsObserver:
+  bool OnMessageReceived(const IPC::Message& message,
+                         content::RenderFrameHost* render_frame_host) override;
   void RenderFrameCreated(content::RenderFrameHost* render_frame_host) override;
   void RenderFrameDeleted(content::RenderFrameHost* render_frame_host) override;
   void DidNavigateAnyFrame(content::RenderFrameHost* render_frame_host,