Adds full-functional search results for Athena on Chrome.

athena/home/app_list_view_delegate.cc

Index: athena/home/app_list_view_delegate.cc
diff --git a/athena/home/app_list_view_delegate.cc b/athena/home/app_list_view_delegate.cc
index 29ecb0574e4bc6d95041d912c240d46a7bc65050..bb1e0beb936a8029a3a1c82562eecf439772ef5a 100644
--- a/athena/home/app_list_view_delegate.cc
+++ b/athena/home/app_list_view_delegate.cc
@@ -8,6 +8,7 @@
 #include <vector>
 
 #include "athena/home/public/app_model_builder.h"
+#include "athena/home/public/search_controller_factory.h"
 #include "athena/strings/grit/athena_strings.h"
 #include "base/basictypes.h"
 #include "base/bind.h"
@@ -16,6 +17,7 @@
 #include "third_party/skia/include/core/SkBitmap.h"
 #include "ui/app_list/app_list_model.h"
 #include "ui/app_list/search_box_model.h"
+#include "ui/app_list/search_controller.h"
 #include "ui/app_list/search_provider.h"
 #include "ui/app_list/search_result.h"
 #include "ui/app_list/speech_ui_model.h"
@@ -27,36 +29,21 @@
 
 namespace athena {
 
-AppListViewDelegate::AppListViewDelegate(AppModelBuilder* model_builder)
+AppListViewDelegate::AppListViewDelegate(
+    AppModelBuilder* model_builder,
+    SearchControllerFactory* search_factory)
     : model_(new app_list::AppListModel),
       speech_ui_(new app_list::SpeechUIModel) {
   model_builder->PopulateApps(model_.get());
   model_->search_box()->SetHintText(
       l10n_util::GetStringUTF16(IDS_ATHENA_SEARCH_BOX_HINT));
+  if (search_factory) {
+    search_controller_ =
+        search_factory->Create(model_->search_box(), model_->results());
+  }
 }
 
 AppListViewDelegate::~AppListViewDelegate() {
-  for (size_t i = 0; i < search_providers_.size(); ++i)
-    search_providers_[i]->set_result_changed_callback(base::Closure());
-}
-
-void AppListViewDelegate::RegisterSearchProvider(
-    app_list::SearchProvider* search_provider) {
-  // Right now we allow only one provider.
-  // TODO(mukai): port app-list's mixer and remove this restriction.
-  DCHECK(search_providers_.empty());
-  search_provider->set_result_changed_callback(base::Bind(
-      &AppListViewDelegate::SearchResultChanged, base::Unretained(this)));
-  search_providers_.push_back(search_provider);
-}
-
-void AppListViewDelegate::SearchResultChanged() {
-  // TODO(mukai): port app-list's Mixer to reorder the results properly.
-  app_list::SearchProvider* search_provider = search_providers_[0];
-  const app_list::SearchProvider::Results& results = search_provider->results();
-  model_->results()->DeleteAll();
-  for (size_t i = 0; i < results.size(); ++i)
-    model_->results()->Add(results[i]->Duplicate().release());
 }
 
 bool AppListViewDelegate::ForceNativeDesktop() const {
@@ -82,26 +69,28 @@ void AppListViewDelegate::GetShortcutPathForApp(
 }
 
 void AppListViewDelegate::StartSearch() {
-  for (size_t i = 0; i < search_providers_.size(); ++i)
-    search_providers_[i]->Start(model_->search_box()->text());
+  if (search_controller_)
+    search_controller_->Start();
 }
 
 void AppListViewDelegate::StopSearch() {
-  for (size_t i = 0; i < search_providers_.size(); ++i)
-    search_providers_[i]->Stop();
+  if (search_controller_)
+    search_controller_->Stop();
 }
 
 void AppListViewDelegate::OpenSearchResult(app_list::SearchResult* result,
                                            bool auto_launch,
                                            int event_flags) {
-  result->Open(event_flags);
+  if (search_controller_)
+    search_controller_->OpenResult(result, event_flags);
 }
 
 void AppListViewDelegate::InvokeSearchResultAction(
     app_list::SearchResult* result,
     int action_index,
     int event_flags) {
-  // TODO(mukai): implement this.
+  if (search_controller_)
+    search_controller_->InvokeResultAction(result, action_index, event_flags);
 }
 
 base::TimeDelta AppListViewDelegate::GetAutoLaunchTimeout() {