Use the site engagement eviction policy for temporary storage eviction.

content/public/browser/content_browser_client.h

 // Copyright (c) 2012 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 CONTENT_PUBLIC_BROWSER_CONTENT_BROWSER_CLIENT_H_
 #define CONTENT_PUBLIC_BROWSER_CONTENT_BROWSER_CLIENT_H_
 
 #include <map>
 #include <string>
 #include <utility>
@@ skipping 54 matching lines @@
 class URLRequest;
 class URLRequestContext;
 class URLRequestContextGetter;
 class X509Certificate;
 }
 
 namespace sandbox {
 class TargetPolicy;
 }
 
+namespace storage {
+class QuotaEvictionPolicy;
+}
+
 namespace ui {
 class SelectFilePolicy;
 }
 
 namespace storage {
 class ExternalMountPoints;
 class FileSystemBackend;
 }
 
 namespace content {
@@ skipping 480 matching lines @@
       const base::FilePath& storage_partition_path,
       ScopedVector<storage::FileSystemBackend>* additional_backends) {}
 
   // Allows an embedder to return its own LocationProvider implementation.
   // Return nullptr to use the default one for the platform to be created.
   // FYI: Used by an external project; please don't remove.
   // Contact Viatcheslav Ostapenko at sl.ostapenko@samsung.com for more
   // information.
   virtual LocationProvider* OverrideSystemLocationProvider();
 
+  virtual storage::QuotaEvictionPolicy* GetTemporaryStorageEvictionPolicy(
+      BrowserContext* browser_context);
+
   // Creates a new DevToolsManagerDelegate. The caller owns the returned value.
   // It's valid to return nullptr.
   virtual DevToolsManagerDelegate* GetDevToolsManagerDelegate();
 
   // Creates a new TracingDelegate. The caller owns the returned value.
   // It's valid to return nullptr.
   virtual TracingDelegate* GetTracingDelegate();
 
   // Returns true if NPAPI plugins are enabled.
   virtual bool IsNPAPIEnabled();
@@ skipping 100 matching lines @@
   // Allows an embedder to provide its own ExternalVideoSurfaceContainer
   // implementation.  Return nullptr to disable external surface video.
   virtual ExternalVideoSurfaceContainer*
   OverrideCreateExternalVideoSurfaceContainer(WebContents* web_contents);
 #endif
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_BROWSER_CONTENT_BROWSER_CLIENT_H_