Remove setVoiceSearchSupported part of EmbeddedSearch SearchBox API.

chrome/renderer/searchbox/searchbox.cc

 // Copyright 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.
 
 #include "chrome/renderer/searchbox/searchbox.h"
 
 #include <string>
 
 #include "base/logging.h"
 #include "base/strings/string_number_conversions.h"
@@ skipping 320 matching lines @@
   render_view()->Send(new ChromeViewHostMsg_SearchBoxNavigate(
       render_view()->GetRoutingID(), page_seq_no_, url,
       disposition, is_most_visited_item_url));
 }
 
 void SearchBox::Paste(const base::string16& text) {
   render_view()->Send(new ChromeViewHostMsg_PasteAndOpenDropdown(
       render_view()->GetRoutingID(), page_seq_no_, text));
 }
 
-void SearchBox::SetVoiceSearchSupported(bool supported) {
-  render_view()->Send(new ChromeViewHostMsg_SetVoiceSearchSupported(
-      render_view()->GetRoutingID(), page_seq_no_, supported));
-}
-
 void SearchBox::StartCapturingKeyStrokes() {
   render_view()->Send(new ChromeViewHostMsg_FocusOmnibox(
       render_view()->GetRoutingID(), page_seq_no_, OMNIBOX_FOCUS_INVISIBLE));
 }
 
 void SearchBox::StopCapturingKeyStrokes() {
   render_view()->Send(new ChromeViewHostMsg_FocusOmnibox(
       render_view()->GetRoutingID(), page_seq_no_, OMNIBOX_FOCUS_NONE));
 }
 
@@ skipping 201 matching lines @@
 
 void SearchBox::Reset() {
   query_.clear();
   embedded_search_request_params_ = EmbeddedSearchRequestParams();
   suggestion_ = InstantSuggestion();
   start_margin_ = 0;
   is_focused_ = false;
   is_key_capture_enabled_ = false;
   theme_info_ = ThemeBackgroundInfo();
 }