[Extensions] Make a chrome.developerPrivate.getExtensionsInfo function

chrome/browser/extensions/api/developer_private/inspectable_views_finder.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_EXTENSIONS_API_DEVELOPER_PRIVATE_INSPECTABLE_VIEWS_FINDER_H_
+#define CHROME_BROWSER_EXTENSIONS_API_DEVELOPER_PRIVATE_INSPECTABLE_VIEWS_FINDER_H_
+
+#include <set>
+#include <vector>
+
+#include "base/macros.h"
+#include "base/memory/linked_ptr.h"
+
+class Profile;
+class GURL;
+
+namespace content {
+class RenderViewHost;
+}
+
+namespace extensions {
+class Extension;
+
+namespace api {
+namespace developer_private {
+struct ExtensionView;
+}
+}
+
+// Finds inspectable views for the extensions.
+class InspectableViewsFinder {
+ public:
+  using View = linked_ptr<api::developer_private::ExtensionView>;
+  using ViewList = std::vector<View>;
+
+  // |deleting_rvh| refers to a RenderViewHost that is being deleted, and
+  // should thus be omitted from any lists.
+  // TODO(devlin): This is hacky.
+  InspectableViewsFinder(Profile* profile,
+                         content::RenderViewHost* deleting_rvh);
+  ~InspectableViewsFinder();
+
+  // Construct a view from the given parameters.
+  static View ConstructView(const GURL& url,
+                            int render_process_id,
+                            int render_view_id,
+                            bool incognito,
+                            bool generated_background_page);
+
+  // Return a list of inspectable views for the given |extension|.
+  ViewList GetViewsForExtension(const Extension& extension, bool is_enabled);
+
+ private:
+  // Returns all inspectable views for a given |profile|.
+  void GetViewsForExtensionForProfile(const Extension& extension,
+                                      Profile* profile,
+                                      bool is_enabled,
+                                      bool is_incognito,
+                                      ViewList* result);
+
+  // Returns all inspectable views for the extension process.
+  void GetViewsForExtensionProcess(
+      const Extension& extension,
+      const std::set<content::RenderViewHost*>& views,
+      bool is_incognito,
+      ViewList* result);
+
+  // Returns all inspectable app views for the extension.
+  void GetAppWindowViewsForExtension(const Extension& extension,
+                                     ViewList* result);
+
+  Profile* profile_;
+
+  content::RenderViewHost* deleting_rvh_;
+
+  DISALLOW_COPY_AND_ASSIGN(InspectableViewsFinder);
+};
+
+}  // namespace extensions
+
+#endif  // CHROME_BROWSER_EXTENSIONS_API_DEVELOPER_PRIVATE_INSPECTABLE_VIEWS_FINDER_H_