history: announce search/time ranges.

chrome/browser/resources/history/history_mobile.css

Index: chrome/browser/resources/history/history_mobile.css
diff --git a/chrome/browser/resources/history/history_mobile.css b/chrome/browser/resources/history/history_mobile.css
index 642f5123bd5a312a2950a2275162a76c3eb81181..88d27a40916d5f9b42984103d49712bcb54c9ac0 100644
--- a/chrome/browser/resources/history/history_mobile.css
+++ b/chrome/browser/resources/history/history_mobile.css
@@ -82,10 +82,6 @@ html[dir='rtl'] #search-field {
   background-position: right 16px center;
 }
 
-.no-results-message {
-  padding: 24px 16px;
-}
-
 #notification-bar.alone {
   float: none;
   font-size: 75%;
@@ -302,8 +298,7 @@ input {
 
   h1,
   #notification-bar,
-  #loading-spinner,
-  .no-results-message {
+  #loading-spinner {
     padding-left: 0;
     padding-right: 0;
   }