Use the site engagement eviction policy for temporary storage eviction.

chrome/browser/chrome_content_browser_client.cc

Index: chrome/browser/chrome_content_browser_client.cc
diff --git a/chrome/browser/chrome_content_browser_client.cc b/chrome/browser/chrome_content_browser_client.cc
index 17b00c74b490b1b7c99d0d141c5121db6c4de03a..415ac4fbb3cfe9391e422cab56730bedba553427 100644
--- a/chrome/browser/chrome_content_browser_client.cc
+++ b/chrome/browser/chrome_content_browser_client.cc
@@ -38,6 +38,8 @@
 #include "chrome/browser/defaults.h"
 #include "chrome/browser/devtools/chrome_devtools_manager_delegate.h"
 #include "chrome/browser/download/download_prefs.h"
+#include "chrome/browser/engagement/site_engagement_eviction_policy.h"
+#include "chrome/browser/engagement/site_engagement_service.h"
 #include "chrome/browser/font_family_cache.h"
 #include "chrome/browser/geolocation/chrome_access_token_store.h"
 #include "chrome/browser/media/media_capture_devices_dispatcher.h"
@@ -2539,6 +2541,14 @@ void ChromeContentBrowserClient::RecordURLMetric(const std::string& metric,
   }
 }
 
+storage::QuotaEvictionPolicy*
+ChromeContentBrowserClient::GetTemporaryStorageEvictionPolicy(
+    content::BrowserContext* browser_context) {
+  Profile* profile = Profile::FromBrowserContext(browser_context);
+  SiteEngagementService* service = SiteEngagementService::Get(profile);
+  return service ? service->GetSiteEngagementEvictionPolicy() : nullptr;
+}
+
 content::DevToolsManagerDelegate*
 ChromeContentBrowserClient::GetDevToolsManagerDelegate() {
   return new ChromeDevToolsManagerDelegate();