[iOS] Convert NTPTiles to EG2

Bug: 987646
Change-Id: I5fd6d0828a2c22e613d97d34689f864c809d93a1
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1871598
Commit-Queue: Gauthier Ambard <gambard@chromium.org>
Reviewed-by: Eugene But <eugenebut@chromium.org>
Cr-Commit-Position: refs/heads/master@{#708546}

ios/chrome/browser/ntp_tiles/BUILD.gn

@@ -31,7 +31,28 @@ source_set("ntp_tiles") {
   ]
 }
 
+source_set("eg2_tests") {
+  defines = [ "CHROME_EARL_GREY_2" ]
+  configs += [
+    "//build/config/compiler:enable_arc",
+    "//build/config/ios:xctest_config",
+  ]
+  testonly = true
+  sources = [
+    "ntp_tiles_egtest.mm",
+  ]
+  deps = [
+    "//ios/chrome/test/earl_grey:eg_test_support+eg2",
+    "//ios/testing/earl_grey:eg_test_support+eg2",
+    "//ios/third_party/earl_grey2:test_lib",
+    "//ios/web/public/test/http_server:http_server",
+    "//net",
+  ]
+  libs = [ "UIKit.framework" ]
+}
+
 source_set("eg_tests") {
+  defines = [ "CHROME_EARL_GREY_1" ]
   testonly = true
   configs += [ "//build/config/compiler:enable_arc" ]
   sources = [
@@ -43,6 +64,7 @@ source_set("eg_tests") {
     "//components/ntp_tiles:ntp_tiles",
     "//ios/chrome/test/app:test_support",
     "//ios/chrome/test/earl_grey:test_support",
+    "//ios/testing/earl_grey:earl_grey_support",
     "//ios/web/public/test/http_server:http_server",
   ]
 }

ios/chrome/browser/ntp_tiles/ntp_tiles_egtest.mm

@@ -2,13 +2,11 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#import <EarlGrey/EarlGrey.h>
-
-#import "ios/chrome/test/app/chrome_test_util.h"
 #import "ios/chrome/test/earl_grey/chrome_earl_grey.h"
 #import "ios/chrome/test/earl_grey/chrome_earl_grey_ui.h"
 #import "ios/chrome/test/earl_grey/chrome_matchers.h"
 #import "ios/chrome/test/earl_grey/chrome_test_case.h"
+#import "ios/testing/earl_grey/earl_grey_test.h"
 #import "ios/web/public/test/http_server/html_response_provider.h"
 #import "ios/web/public/test/http_server/html_response_provider_impl.h"
 #import "ios/web/public/test/http_server/http_server.h"

ios/chrome/test/earl_grey2/BUILD.gn

@@ -11,6 +11,7 @@ group("all_tests") {
   deps = [
     ":ios_chrome_autofill_automation_eg2tests_module",
     ":ios_chrome_eg2tests",
+    ":ios_chrome_integration_eg2tests_module",
     ":ios_chrome_smoke_eg2tests_module",
     ":ios_chrome_ui_eg2tests_module",
     ":ios_chrome_web_eg2tests_module",
@@ -28,6 +29,14 @@ chrome_ios_eg2_test("ios_chrome_autofill_automation_eg2tests_module") {
   ]
 }
 
+chrome_ios_eg2_test("ios_chrome_integration_eg2tests_module") {
+  xcode_test_application_name = "ios_chrome_eg2tests"
+
+  deps = [
+    "//ios/chrome/browser/ntp_tiles:eg2_tests",
+  ]
+}
+
 chrome_ios_eg2_test("ios_chrome_smoke_eg2tests_module") {
   xcode_test_application_name = "ios_chrome_eg2tests"