Upstream Chrome on iOS source code [11/11].

ios/chrome/browser/ui/downloads/BUILD.gn

Index: ios/chrome/browser/ui/downloads/BUILD.gn
diff --git a/ios/chrome/browser/ui/downloads/BUILD.gn b/ios/chrome/browser/ui/downloads/BUILD.gn
index 033ec0cb900dc02239dafaeea3122e19b6ff3857..eafa4b44e4397c445fe9b41974699969f96fd9a5 100644
--- a/ios/chrome/browser/ui/downloads/BUILD.gn
+++ b/ios/chrome/browser/ui/downloads/BUILD.gn
@@ -32,3 +32,49 @@ bundle_data("assets") {
 bundle_data_ib_file("download_manager_controller_xib") {
   source = "resources/DownloadManagerController.xib"
 }
+
+source_set("downloads") {
+  sources = [
+    "download_manager_controller.h",
+    "download_manager_controller.mm",
+  ]
+  deps = [
+    "//base",
+    "//components/strings",
+    "//ios/chrome/app/strings",
+    "//ios/chrome/browser",
+    "//ios/chrome/browser/native_app_launcher",
+    "//ios/chrome/browser/native_app_launcher:native_app_launcher_internal",
+    "//ios/chrome/browser/ui",
+    "//ios/chrome/browser/ui/alert_coordinator",
+    "//ios/chrome/browser/ui/colors",
+    "//ios/chrome/browser/ui/downloads:assets",
+    "//ios/chrome/browser/ui/downloads:download_manager_controller_xib",
+    "//ios/chrome/browser/web:web_internal",
+    "//ios/public/provider/chrome/browser",
+    "//ios/public/provider/chrome/browser/native_app_launcher",
+    "//ios/third_party/material_components_ios",
+    "//ios/third_party/material_roboto_font_loader_ios",
+    "//ios/web",
+    "//ios/web:core",
+    "//net",
+    "//ui/base",
+    "//ui/gfx",
+  ]
+  libs = [ "UIKit.framework" ]
+}
+
+source_set("unit_tests") {
+  testonly = true
+  sources = [
+    "download_manager_controller_unittest.mm",
+  ]
+  deps = [
+    ":downloads",
+    "//base",
+    "//ios/chrome/browser",
+    "//ios/web:test_support",
+    "//net:test_support",
+    "//testing/gtest",
+  ]
+}