New Task Manager - Phase 1.3.5: Implement Extension Task Providing

chrome/browser/task_management/providers/web_contents/extension_tag.cc

Index: chrome/browser/task_management/providers/web_contents/extension_tag.cc
diff --git a/chrome/browser/task_management/providers/web_contents/extension_tag.cc b/chrome/browser/task_management/providers/web_contents/extension_tag.cc
new file mode 100644
index 0000000000000000000000000000000000000000..e04ea693ac0d5d70a3f32ab5d938af70d5734ded
--- /dev/null
+++ b/chrome/browser/task_management/providers/web_contents/extension_tag.cc
@@ -0,0 +1,40 @@
+// 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.
+
+#include "chrome/browser/task_management/providers/web_contents/extension_tag.h"
+
+#include "components/guest_view/browser/guest_view_base.h"
+#include "extensions/browser/view_type_utils.h"
+
+namespace task_management {
+
+// static
+bool ExtensionTag::IsAllowedToTag(content::WebContents* web_contents) {
+  DCHECK(web_contents);
+
+  if (guest_view::GuestViewBase::IsGuest(web_contents))
+    return false;
+
+  extensions::ViewType view_type = extensions::GetViewType(web_contents);
+  return (view_type != extensions::VIEW_TYPE_INVALID &&
+          view_type != extensions::VIEW_TYPE_TAB_CONTENTS &&
+          view_type != extensions::VIEW_TYPE_BACKGROUND_CONTENTS &&
+          view_type != extensions::VIEW_TYPE_PANEL);
+}
+
+ExtensionTask* ExtensionTag::CreateTask() const {
+  return new ExtensionTask(web_contents(), extension_);
+}
+
+ExtensionTag::ExtensionTag(content::WebContents* web_contents,
+                           const extensions::Extension* extension)
+    : WebContentsTag(web_contents),
+      extension_(extension) {
+  DCHECK(extension);
+}
+
+ExtensionTag::~ExtensionTag() {
+}
+
+}  // namespace task_management