Coalesce more hardcoded schemes to using predefined constants.

chrome/browser/autocomplete/search_provider.cc

 // Copyright (c) 2006-2008 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/browser/autocomplete/search_provider.h"
 
 #include "base/message_loop.h"
 #include "base/string_util.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/google_util.h"
 #include "chrome/browser/net/url_fixer_upper.h"
 #include "chrome/browser/profile.h"
 #include "chrome/browser/search_engines/template_url_model.h"
 #include "chrome/common/json_value_serializer.h"
 #include "chrome/common/l10n_util.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/common/pref_service.h"
+#include "chrome/common/url_constants.h"
 #include "googleurl/src/url_util.h"
 #include "grit/generated_resources.h"
 #include "net/base/escape.h"
 #include "net/http/http_response_headers.h"
 #include "net/url_request/url_request_status.h"
 
 using base::Time;
 using base::TimeDelta;
 
 const int SearchProvider::kQueryDelayMs = 200;
@@ skipping 571 matching lines @@
   // TODO(pkasting): http://b/1112879 These should perhaps be
   // inline-autocompletable?
 
   return match;
 }
 
 // TODO(kochi): This is duplicate from HistoryURLProvider.
 // static
 size_t SearchProvider::TrimHttpPrefix(std::wstring* url) {
   url_parse::Component scheme;
-  if (!url_util::FindAndCompareScheme(WideToUTF8(*url), "http", &scheme))
+  if (!url_util::FindAndCompareScheme(WideToUTF8(*url), chrome::kHttpScheme,
+                                      &scheme))
     return 0;  // Not "http".
 
   // Erase scheme plus up to two slashes.
   size_t prefix_len = scheme.end() + 1;  // "http:"
   const size_t after_slashes = std::min(url->length(),
                                         static_cast<size_t>(scheme.end() + 3));
   while ((prefix_len < after_slashes) && ((*url)[prefix_len] == L'/'))
     ++prefix_len;
   if (prefix_len == url->length())
     url->clear();
   else
     url->erase(url->begin(), url->begin() + prefix_len);
   return prefix_len;
 }