Index: chrome/browser/subresource_filter/subresource_filter_activation_tracker.h |
diff --git a/chrome/browser/subresource_filter/subresource_filter_activation_tracker.h b/chrome/browser/subresource_filter/subresource_filter_activation_tracker.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..e50b842f9f111805a58bbb36fde12575417e951e |
--- /dev/null |
+++ b/chrome/browser/subresource_filter/subresource_filter_activation_tracker.h |
@@ -0,0 +1,32 @@ |
+// Copyright 2017 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_SUBRESOURCE_FILTER_SUBRESOURCE_FILTER_ACTIVATION_TRACKER_H_ |
+#define CHROME_BROWSER_SUBRESOURCE_FILTER_SUBRESOURCE_FILTER_ACTIVATION_TRACKER_H_ |
+ |
+#include <set> |
+ |
+#include "base/macros.h" |
+ |
+namespace content { |
+class WebContents; |
+} // namespace content |
+ |
+class SubresourceFilterActivationTracker { |
+ public: |
+ SubresourceFilterActivationTracker(); |
+ ~SubresourceFilterActivationTracker(); |
+ |
+ void OnWebContentsActivated(content::WebContents* web_contents, |
+ bool activated); |
+ void OnWebContentsDestroyed(content::WebContents* web_contents); |
+ |
+ bool HasActivatedWebContents() const; |
+ |
+ private: |
+ std::set<content::WebContents*> activated_contents_; |
+ DISALLOW_COPY_AND_ASSIGN(SubresourceFilterActivationTracker); |
+}; |
+ |
+#endif // CHROME_BROWSER_SUBRESOURCE_FILTER_SUBRESOURCE_FILTER_ACTIVATION_TRACKER_H_ |