Move chooser_controller directory from //components to //chrome/browser

components/chooser_controller/BUILD.gn

Index: components/chooser_controller/BUILD.gn
diff --git a/components/chooser_controller/BUILD.gn b/components/chooser_controller/BUILD.gn
deleted file mode 100644
index 5e8b8e166a1aef55bd05a15297f8f23a42b9dc80..0000000000000000000000000000000000000000
--- a/components/chooser_controller/BUILD.gn
+++ /dev/null
@@ -1,34 +0,0 @@
-# Copyright 2016 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.
-
-source_set("chooser_controller") {
-  sources = [
-    "chooser_controller.cc",
-    "chooser_controller.h",
-  ]
-
-  deps = [
-    "//base",
-    "//content/public/browser",
-    "//url",
-  ]
-}
-
-source_set("test_support") {
-  testonly = true
-
-  sources = [
-    "mock_chooser_controller.cc",
-    "mock_chooser_controller.h",
-  ]
-
-  deps = [
-    ":chooser_controller",
-    "//base",
-  ]
-
-  public_deps = [
-    "//testing/gmock",
-  ]
-}