Make interstitial links open in a new tab

ios/chrome/browser/interstitials/ios_chrome_controller_client.mm

Index: ios/chrome/browser/interstitials/ios_chrome_controller_client.mm
diff --git a/ios/chrome/browser/interstitials/ios_chrome_controller_client.mm b/ios/chrome/browser/interstitials/ios_chrome_controller_client.mm
index 1df9dc058b2954d5f79926220a43d6cdcb13d771..29788082a965e73173fdbec1b26090c5db0c7c72 100644
--- a/ios/chrome/browser/interstitials/ios_chrome_controller_client.mm
+++ b/ios/chrome/browser/interstitials/ios_chrome_controller_client.mm
@@ -69,6 +69,12 @@ void IOSChromeControllerClient::OpenUrlInCurrentTab(const GURL& url) {
       ui::PAGE_TRANSITION_LINK, false));
 }
 
+void IOSChromeControllerClient::OpenUrlInNewForegroundTab(const GURL& url) {
+  web_state_->OpenURL(web::WebState::OpenURLParams(
+      url, web::Referrer(), WindowOpenDisposition::NEW_FOREGROUND_TAB,
+      ui::PAGE_TRANSITION_LINK, false));
+}
+
 const std::string& IOSChromeControllerClient::GetApplicationLocale() const {
   return GetApplicationContext()->GetApplicationLocale();
 }