First experimental implementation of the Clear-Site-Data header

content/public/browser/content_browser_client.h

Index: content/public/browser/content_browser_client.h
diff --git a/content/public/browser/content_browser_client.h b/content/public/browser/content_browser_client.h
index 6c7f8e6fb4a602db4b5edb4926b353f918085362..f392c7ae572faa025b36e61c874450e578db16e3 100644
--- a/content/public/browser/content_browser_client.h
+++ b/content/public/browser/content_browser_client.h
@@ -550,6 +550,16 @@ class CONTENT_EXPORT ContentBrowserClient {
   // Clears browser cookies.
   virtual void ClearCookies(RenderFrameHost* rfh) {}
 
+  // Clears |browser_context|'s data stored for the given |origin|.
+  // The datatypes to be removed are specified by |remove_cookies|,
+  // |remove_storage|, and |remove_cache|. Note that cookies will be removed
+  // for the entire eTLD+1 of |origin|.
+  virtual void ClearSiteData(content::BrowserContext* browser_context,
+                             const url::Origin& origin,
+                             bool remove_cookies,
+                             bool remove_storage,
+                             bool remove_cache) {}
+
   // Returns the default download directory.
   // This can be called on any thread.
   virtual base::FilePath GetDefaultDownloadDirectory();