Changes SearchProvider to set the description of the first consecutive

chrome/browser/autocomplete/autocomplete.cc

 // Copyright (c) 2011 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/autocomplete.h"
 
 #include <algorithm>
 
 #include "base/basictypes.h"
 #include "base/command_line.h"
@@ skipping 488 matching lines @@
   profile_ = profile;
 }
 
 void AutocompleteProvider::Stop() {
   done_ = true;
 }
 
 void AutocompleteProvider::DeleteMatch(const AutocompleteMatch& match) {
 }
 
+void AutocompleteProvider::PostProcessResult(AutocompleteResult* result) {
+}
+
 AutocompleteProvider::~AutocompleteProvider() {
   Stop();
 }
 
 // static
 bool AutocompleteProvider::HasHTTPScheme(const string16& input) {
   std::string utf8_input(UTF16ToUTF8(input));
   url_parse::Component scheme;
   if (url_util::FindAndCompareScheme(utf8_input, chrome::kViewSourceScheme,
                                      &scheme))
@@ skipping 423 matching lines @@
 #ifndef NDEBUG
   result_.Validate();
 #endif
 
   if (!done_) {
     // This conditional needs to match the conditional in Start that invokes
     // StartExpireTimer.
     result_.CopyOldMatches(input_, last_result);
   }
 
+  size_t start_size = result_.size();
+  for (ACProviders::const_iterator i(providers_.begin()); i != providers_.end();
+       ++i)
+    (*i)->PostProcessResult(&result_);
+  // Providers should not alter the number of matches, otherwise it's very
+  // likely the matches are no longer sorted.
+  DCHECK_EQ(start_size, result_.size());
+
   bool notify_default_match = is_synchronous_pass;
   if (!is_synchronous_pass) {
     const bool last_default_was_valid =
         last_result.default_match() != last_result.end();
     const bool default_is_valid = result_.default_match() != result_.end();
     // We've gotten async results. Send notification that the default match
     // updated if fill_into_edit differs. We don't check the URL as that may
     // change for the default match even though the fill into edit hasn't
     // changed (see SearchProvider for one case of this).
     notify_default_match =
@@ skipping 26 matching lines @@
     }
   }
   done_ = true;
 }
 
 void AutocompleteController::StartExpireTimer() {
   if (result_.HasCopiedMatches())
     expire_timer_.Start(base::TimeDelta::FromMilliseconds(kExpireTimeMS),
                         this, &AutocompleteController::ExpireCopiedEntries);
 }