Lo-Fi snackbar should only be shown for the first q=low response of a page

chrome/browser/android/tab_android.cc

Index: chrome/browser/android/tab_android.cc
diff --git a/chrome/browser/android/tab_android.cc b/chrome/browser/android/tab_android.cc
index b67860c6f8e261911c735428b54dea7e8679fa50..12109e8a4dfc09426613d72f063e7d3d9913e843 100644
--- a/chrome/browser/android/tab_android.cc
+++ b/chrome/browser/android/tab_android.cc
@@ -825,6 +825,11 @@ void TabAndroid::LoadOfflineCopy(const GURL& url) {
   web_contents()->GetController().LoadURLWithParams(load_params);
 }
 
+void TabAndroid::NotifyLoFiResponseReceived() {
+  JNIEnv* env = base::android::AttachCurrentThread();
+  Java_Tab_notifyLoFiResponseReceived(env, weak_java_tab_.get(env).obj());
+}
+
 jboolean TabAndroid::HasOfflineCopy(JNIEnv* env,
                                     const JavaParamRef<jobject>& obj) {
   GURL url = dom_distiller::url_utils::GetOriginalUrlFromDistillerUrl(