App list voice searches now prioritize exact-match web results.

chrome/browser/ui/app_list/app_list_view_delegate.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.
 
 #include "chrome/browser/ui/app_list/app_list_view_delegate.h"
 
 #include <vector>
 
 #include "apps/custom_launcher_page_contents.h"
 #include "base/callback.h"
@@ skipping 140 matching lines @@
     urls->push_back(extension->GetResourceURL(info->page));
   }
 }
 
 }  // namespace
 
 AppListViewDelegate::AppListViewDelegate(AppListControllerDelegate* controller)
     : controller_(controller),
       profile_(NULL),
       model_(NULL),
+      is_voice_query_(false),
       scoped_observer_(this) {
   // TODO(vadimt): Remove ScopedTracker below once crbug.com/431326 is fixed.
   tracked_objects::ScopedTracker tracking_profile(
       FROM_HERE_WITH_EXPLICIT_FUNCTION(
           "431326 AppListViewDelegate::AppListViewDelegate"));
 
   CHECK(controller_);
   // The SigninManagerFactor and the SigninManagers are observed to keep the
   // profile switcher menu up to date, with the correct list of profiles and the
   // correct email address (or none for signed out users) for each.
@@ skipping 251 matching lines @@
       extension,
       profile_,
       base::Bind(CreateShortcutInWebAppDir, app_data_dir, callback));
 #else
   callback.Run(base::FilePath());
 #endif
 }
 
 void AppListViewDelegate::StartSearch() {
   if (search_controller_) {
-    search_controller_->Start();
+    search_controller_->Start(is_voice_query_);
     controller_->OnSearchStarted();
   }
 }
 
 void AppListViewDelegate::StopSearch() {
   if (search_controller_)
     search_controller_->Stop();
 }
 
 void AppListViewDelegate::OpenSearchResult(
@@ skipping 12 matching lines @@
   search_controller_->InvokeResultAction(result, action_index, event_flags);
 }
 
 base::TimeDelta AppListViewDelegate::GetAutoLaunchTimeout() {
   return auto_launch_timeout_;
 }
 
 void AppListViewDelegate::AutoLaunchCanceled() {
   base::RecordAction(base::UserMetricsAction("AppList_AutoLaunchCanceled"));
   auto_launch_timeout_ = base::TimeDelta();
+  // Cancelling the auto launch means we are no longer in a voice query.
+  is_voice_query_ = false;
 }
 
 void AppListViewDelegate::ViewInitialized() {
   app_list::StartPageService* service =
       app_list::StartPageService::Get(profile_);
   if (service) {
     service->AppListShown();
     if (service->HotwordEnabled()) {
       HotwordService* hotword_service =
           HotwordServiceFactory::GetForProfile(profile_);
@@ skipping 104 matching lines @@
     const base::FilePath& profile_path) {
   controller_->ShowForProfileByPath(profile_path);
 }
 
 void AppListViewDelegate::OnSpeechResult(const base::string16& result,
                                          bool is_final) {
   speech_ui_->SetSpeechResult(result, is_final);
   if (is_final) {
     auto_launch_timeout_ = base::TimeDelta::FromMilliseconds(
         kAutoLaunchDefaultTimeoutMilliSec);
+    is_voice_query_ = true;
     model_->search_box()->SetText(result);
   }
 }
 
 void AppListViewDelegate::OnSpeechSoundLevelChanged(int16 level) {
   speech_ui_->UpdateSoundLevel(level);
 }
 
 void AppListViewDelegate::OnSpeechRecognitionStateChanged(
     app_list::SpeechRecognitionState new_state) {
@@ skipping 136 matching lines @@
 
       // SigninManagerFactory is not a leaky singleton (unlike this class), and
       // its destructor will check that it has no remaining observers.
       scoped_observer_.RemoveAll();
       SigninManagerFactory::GetInstance()->RemoveObserver(this);
       break;
     default:
       NOTREACHED();
   }
 }