New Task Manager - Phase 1.3.5: Implement Extension Task Providing

chrome/browser/task_management/providers/web_contents/extension_task.h

+// Copyright 2015 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 CHROME_BROWSER_TASK_MANAGEMENT_PROVIDERS_WEB_CONTENTS_EXTENSION_TASK_H_
+#define CHROME_BROWSER_TASK_MANAGEMENT_PROVIDERS_WEB_CONTENTS_EXTENSION_TASK_H_
+
+#include "chrome/browser/task_management/providers/web_contents/renderer_task.h"
+#include "extensions/common/view_type.h"
+
+namespace extensions {
+class Extension;
+}  // namespace extensions
+
+namespace task_management {
+
+// Defines a task manager representation for extensions.
+class ExtensionTask : public RendererTask {
+ public:
+  ExtensionTask(content::WebContents* web_contents,
+                const extensions::Extension* extension,
+                extensions::ViewType view_type);
+  ~ExtensionTask() override;
+
+  // task_management::RendererTask:
+  void OnTitleChanged(content::NavigationEntry* entry) override;
+  void OnFaviconChanged() override;
+  Type GetType() const override;
+
+ private:
+  // If |extension| is nullptr, this method will get the title from
+  // the |web_contents|.
+  base::string16 GetExtensionTitle(
+      content::WebContents* web_contents,
+      const extensions::Extension* extension,
+      extensions::ViewType view_type) const;
+
+  DISALLOW_COPY_AND_ASSIGN(ExtensionTask);
+};
+
+}  // namespace task_management
+
+#endif  // CHROME_BROWSER_TASK_MANAGEMENT_PROVIDERS_WEB_CONTENTS_EXTENSION_TASK_H_