Eliminate the "clock" icon in the omnibox dropdown. The distinction between this and the globe was…

chrome/browser/ui/views/autocomplete/autocomplete_result_view.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // For WinDDK ATL compatibility, these ATL headers must come first.
 #include "build/build_config.h"
 #if defined(OS_WIN)
 #include <atlbase.h>  // NOLINT
 #include <atlwin.h>  // NOLINT
 #endif
@@ skipping 273 matching lines @@
   int icon = match_.starred ?
       IDR_OMNIBOX_STAR : AutocompleteMatch::TypeToIcon(match_.type);
   if (GetState() == SELECTED) {
     switch (icon) {
       case IDR_OMNIBOX_EXTENSION_APP:
         icon = IDR_OMNIBOX_EXTENSION_APP_SELECTED;
         break;
       case IDR_OMNIBOX_HTTP:
         icon = IDR_OMNIBOX_HTTP_SELECTED;
         break;
-      case IDR_OMNIBOX_HISTORY:
-        icon = IDR_OMNIBOX_HISTORY_SELECTED;
-        break;
       case IDR_OMNIBOX_SEARCH:
         icon = IDR_OMNIBOX_SEARCH_SELECTED;
         break;
       case IDR_OMNIBOX_STAR:
         icon = IDR_OMNIBOX_STAR_SELECTED;
         break;
       default:
         NOTREACHED();
         break;
     }
@@ skipping 325 matching lines @@
     mirroring_context_->Initialize(x, keyword_text_bounds_.width());
     PaintMatch(canvas, *match_.associated_keyword.get(), x);
   }
 }
 
 void AutocompleteResultView::AnimationProgressed(
     const ui::Animation* animation) {
   Layout();
   SchedulePaint();
 }