[ios] Adds icons, overscroll and qrscanner resources

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

Index: ios/chrome/browser/ui/icons/BUILD.gn
diff --git a/ios/chrome/browser/ui/icons/BUILD.gn b/ios/chrome/browser/ui/icons/BUILD.gn
new file mode 100644
index 0000000000000000000000000000000000000000..8ecfe910cdc981be425f2c1b24e241f4644ed78e
--- /dev/null
+++ b/ios/chrome/browser/ui/icons/BUILD.gn
@@ -0,0 +1,31 @@
+# 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.
+
+bundle_data("assets") {
+  sources = [
+    "resources/Icons.xcassets/ic_arrow_back.imageset/Contents.json",
+    "resources/Icons.xcassets/ic_arrow_back.imageset/ic_arrow_back.png",
+    "resources/Icons.xcassets/ic_arrow_back.imageset/ic_arrow_back_2x.png",
+    "resources/Icons.xcassets/ic_arrow_back.imageset/ic_arrow_back_3x.png",
+    "resources/Icons.xcassets/ic_chevron_right.imageset/Contents.json",
+    "resources/Icons.xcassets/ic_chevron_right.imageset/ic_chevron_right.png",
+    "resources/Icons.xcassets/ic_chevron_right.imageset/ic_chevron_right_2x.png",
+    "resources/Icons.xcassets/ic_chevron_right.imageset/ic_chevron_right_3x.png",
+    "resources/Icons.xcassets/ic_close.imageset/Contents.json",
+    "resources/Icons.xcassets/ic_close.imageset/ic_close.png",
+    "resources/Icons.xcassets/ic_close.imageset/ic_close_2x.png",
+    "resources/Icons.xcassets/ic_close.imageset/ic_close_3x.png",
+    "resources/Icons.xcassets/ic_info.imageset/Contents.json",
+    "resources/Icons.xcassets/ic_info.imageset/ic_info.png",
+    "resources/Icons.xcassets/ic_info.imageset/ic_info_2x.png",
+    "resources/Icons.xcassets/ic_info.imageset/ic_info_3x.png",
+    "resources/Icons.xcassets/ic_search.imageset/Contents.json",
+    "resources/Icons.xcassets/ic_search.imageset/ic_search.png",
+    "resources/Icons.xcassets/ic_search.imageset/ic_search_2x.png",
+    "resources/Icons.xcassets/ic_search.imageset/ic_search_3x.png",
+  ]
+  outputs = [
+    "{{bundle_resources_dir}}/{{source_file_part}}",
+  ]
+}