Observe visibility of password inputs, for HTTP-bad phase 1

components/password_manager/content/browser/password_visibility_service.h

+// Copyright 2016 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_PASSWORD_VISIBILITY_SERVICE_H_
+#define COMPONENTS_PASSWORD_MANAGER_CONTENT_BROWSER_PASSWORD_VISIBILITY_SERVICE_H_
+
+#include "base/macros.h"
+#include "mojo/public/cpp/bindings/binding_set.h"
+#include "third_party/WebKit/public/platform/modules/sensitive_input_visibility/sensitive_input_visibility_service.mojom.h"
+
+namespace content {
+class RenderFrameHost;
+class WebContents;
+}
+
+namespace password_manager {
+
+// There is one PasswordVisibilityService per RenderFrameHost.
+// The lifetime is managed by the PasswordVisibilityServiceFactory.
+class PasswordVisibilityService
+    : public blink::mojom::SensitiveInputVisibilityService {
+ public:
+  PasswordVisibilityService();
+  ~PasswordVisibilityService() override;
+
+  // Gets the service for |render_frame_host|.
+  static PasswordVisibilityService* GetForRenderFrameHost(
+      content::RenderFrameHost* render_frame_host);
+
+  void BindRequest(
+      blink::mojom::SensitiveInputVisibilityServiceRequest request);
+
+  // blink::mojom::SensitiveInputVisibility:
+  void PasswordFieldVisible() override;
+
+ private:
+  mojo::BindingSet<blink::mojom::SensitiveInputVisibilityService> bindings_;
+
+  base::WeakPtrFactory<PasswordVisibilityService> weak_factory_;
+
+  DISALLOW_COPY_AND_ASSIGN(PasswordVisibilityService);
+};
+
+}  // namespace password_manager
+
+#endif  // COMPONENTS_PASSWORD_MANAGER_CONTENT_BROWSER_PASSWORD_VISIBILITY_SERVICE_H_