[Extensions] Add renderer-side logic to short circuit activity logging

chrome/browser/extensions/chrome_extensions_browser_client.cc

Index: chrome/browser/extensions/chrome_extensions_browser_client.cc
diff --git a/chrome/browser/extensions/chrome_extensions_browser_client.cc b/chrome/browser/extensions/chrome_extensions_browser_client.cc
index 2edc293156e740be1c5f72a429aa85ef4dd2a480..7ee9827cfd4e41a981e02c749dc73023717dc447 100644
--- a/chrome/browser/extensions/chrome_extensions_browser_client.cc
+++ b/chrome/browser/extensions/chrome_extensions_browser_client.cc
@@ -411,4 +411,10 @@ ChromeExtensionsBrowserClient::CreateBluetoothChooser(
       new ChromeExtensionBluetoothChooser(frame, event_handler));
 }
 
+bool ChromeExtensionsBrowserClient::IsActivityLoggingEnabled(
+    content::BrowserContext* context) {
+  ActivityLog* activity_log = ActivityLog::GetInstance(context);
+  return activity_log && activity_log->is_active();
+}
+
 }  // namespace extensions