Revert of AppListController refactoring part 3: Switching over to use AppListShower in Ash.

chrome/test/BUILD.gn

Index: chrome/test/BUILD.gn
diff --git a/chrome/test/BUILD.gn b/chrome/test/BUILD.gn
index 26fb0807a6899fe3b226740586b3a4c7a6bb6a37..6619b882086886336ade8070dceff46fffdb316b 100644
--- a/chrome/test/BUILD.gn
+++ b/chrome/test/BUILD.gn
@@ -584,23 +584,6 @@
     if (!use_aura || is_chromeos) {
       sources -=
           [ "../../ui/views/corewm/desktop_capture_controller_unittest.cc" ]
-    }
-  }
-
-  if (enable_app_list && use_ash) {
-    source_set("test_support_applist_ash") {
-      defines = []
-      testonly = true
-
-      sources = rebase_path(
-              chrome_tests_gypi_values.chrome_browser_app_list_ash_test_support_sources,
-              ".",
-              "//chrome")
-
-      deps = [
-        "//chrome/browser/ui",
-        "//ui/app_list/shower:test_support",
-      ]
     }
   }
 
@@ -1035,10 +1018,6 @@
                       ".",
                       "//chrome")
       deps += [ "//ash:test_support" ]
-
-      if (enable_app_list) {
-        deps += [ ":test_support_applist_ash" ]
-      }
     }
     if (use_aura || toolkit_views) {
       deps += [ "//ui/events:test_support" ]