AppListController refactoring part 1: AppListShower implementation.

ui/app_list/shower/BUILD.gn

Index: ui/app_list/shower/BUILD.gn
diff --git a/mojo/shell/background/tests/BUILD.gn b/ui/app_list/shower/BUILD.gn
similarity index 30%
copy from mojo/shell/background/tests/BUILD.gn
copy to ui/app_list/shower/BUILD.gn
index 59b34821c0d1c8cff4f11d5234581ea0262d3684..da0fa21d69f01cc96c11808eca9b0b4bb496a17b 100644
--- a/mojo/shell/background/tests/BUILD.gn
+++ b/ui/app_list/shower/BUILD.gn
@@ -2,62 +2,66 @@
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
-import("//mojo/public/mojo_application.gni")
-import("//mojo/public/tools/bindings/mojom.gni")
 import("//testing/test.gni")
+import("//build/config/ui.gni")
 
-source_set("test_support") {
+assert(use_aura)
+
+component("shower") {
   sources = [
-    "test_catalog_store.cc",
-    "test_catalog_store.h",
+    "app_list_shower.h",
+    "app_list_shower_delegate.h",
+    "app_list_shower_delegate_factory.h",
+    "app_list_shower_export.h",
+    "app_list_shower_impl.cc",
+    "app_list_shower_impl.h",
   ]
 
-  deps = [
+  defines = [ "APP_LIST_SHOWER_IMPLEMENTATION" ]
+
+  public_deps = [
     "//base",
-    "//mojo/services/catalog:lib",
-    "//url",
+    "//ui/app_list",
+    "//ui/aura",
+    "//ui/compositor",
+    "//ui/gfx/geometry",
+    "//ui/views",
   ]
 }
 
-source_set("unittests") {
-  testonly = true
+source_set("test_support") {
   sources = [
-    "background_shell_unittest.cc",
+    "test/app_list_shower_impl_test_api.cc",
+    "test/app_list_shower_impl_test_api.h",
   ]
 
+  public_deps = [
+    ":shower",
+  ]
   deps = [
-    ":test_app_bindings",
-    ":test_support",
     "//base",
-    "//mojo/shell/background:lib",
-    "//mojo/shell/background:main",
-    "//mojo/shell/public/cpp:sources",
-    "//testing/gtest",
-    "//url",
-  ]
-
-  data_deps = [
-    ":test_app",
   ]
 }
 
-mojom("test_app_bindings") {
+test("app_list_shower_unittests") {
   sources = [
-    "test.mojom",
+    "app_list_shower_impl_unittest.cc",
+    "test/run_all_unittests.cc",
   ]
-}
-
-mojo_native_application("test_app") {
-  output_name = "background_shell_test_app"
 
-  sources = [
-    "test_service.cc",
-  ]
+  configs += [ "//build/config/compiler:no_size_t_to_int_warning" ]
 
   deps = [
-    ":test_app_bindings",
+    ":shower",
+    ":test_support",
     "//base",
-    "//mojo/shell/public/cpp:sources",
-    "//mojo/shell/public/interfaces",
+    "//base/test:test_support",
+    "//testing/gtest",
+    "//ui/app_list:test_support",
+    "//ui/aura:aura",
+    "//ui/aura:test_support",
+    "//ui/base",
+    "//ui/gl:test_support",
+    "//ui/wm:wm",
   ]
 }