Fix deps in all BUILD.gn files in ios.

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

 # 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/QRScanner.xcassets/Contents.json",
     "resources/QRScanner.xcassets/qr_scanner_torch_off.imageset/Contents.json",
     "resources/QRScanner.xcassets/qr_scanner_torch_off.imageset/torch_off.png",
     "resources/QRScanner.xcassets/qr_scanner_torch_off.imageset/torch_off@2x.png",
@@ skipping 18 matching lines @@
     "qr_scanner_alerts.h",
     "qr_scanner_alerts.mm",
     "qr_scanner_transitioning_delegate.h",
     "qr_scanner_transitioning_delegate.mm",
     "qr_scanner_view.h",
     "qr_scanner_view.mm",
     "qr_scanner_view_controller.h",
     "qr_scanner_view_controller.mm",
   ]
   deps = [
+    ":assets",
     "//base",
     "//components/version_info",
     "//ios/chrome/app/strings",
     "//ios/chrome/browser",
     "//ios/chrome/browser/ui",
     "//ios/chrome/browser/ui/icons",
-    "//ios/chrome/browser/ui/qr_scanner:assets",
     "//ios/chrome/common:ios_app_bundle_id_prefix_header",
     "//ios/third_party/material_components_ios",
     "//ui/base",
   ]
   libs = [
     "AVFoundation.framework",
     "UIKit.framework",
   ]
 }
 
 source_set("eg_tests") {
   testonly = true
   sources = [
     "qr_scanner_view_controller_egtest.mm",
   ]
   deps = [
+    ":qr_scanner",
     "//base",
     "//base/test:test_support",
     "//components/strings",
     "//components/version_info",
     "//ios/chrome/app:app_internal",
     "//ios/chrome/app/strings",
     "//ios/chrome/browser",
     "//ios/chrome/browser/ui:ui_internal",
     "//ios/chrome/browser/ui/commands",
     "//ios/chrome/browser/ui/icons",
-    "//ios/chrome/browser/ui/qr_scanner",
     "//ios/chrome/browser/ui/toolbar",
     "//ios/chrome/test/app:test_support",
     "//ios/chrome/test/base",
     "//ios/chrome/test/earl_grey:test_support",
     "//ios/testing/earl_grey:earl_grey_support",
     "//ios/third_party/earl_grey",
     "//ios/web:test_support",
     "//third_party/ocmock",
     "//ui/base",
   ]
   libs = [
     "AVFoundation.framework",
     "UIKit.framework",
   ]
 }