Use gtxtoolkit for verifyAccessibilityOnScreen

Migrate from using our custom utility and helpers to a similar util
developed and maintained by the EG team. Doc at go/bling-axe

Bug: 856622
Cq-Include-Trybots: luci.chromium.try:ios-simulator-cronet;luci.chromium.try:ios-simulator-full-configs
Change-Id: Ib86b171447eac2961ec2591c8a08764d06b7a953
Reviewed-on: https://chromium-review.googlesource.com/c/1291570
Commit-Queue: Lindsay Pasricha <lindsayw@chromium.org>
Reviewed-by: Sylvain Defresne <sdefresne@chromium.org>
Reviewed-by: Sergio Collazos <sczs@chromium.org>
Cr-Commit-Position: refs/heads/master@{#608924}

ios/chrome/browser/ui/bookmarks/bookmarks_egtest.mm

@@ -2927,6 +2927,7 @@ id<GREYMatcher> SearchIconButton() {
   [super tearDown];
   GREYAssert(chrome_test_util::ClearBookmarks(),
              @"Not all bookmarks were removed.");
+
   // Clear position cache so that Bookmarks starts at the root folder in next
   // test.
   ios::ChromeBrowserState* browser_state =

ios/chrome/test/earl_grey/BUILD.gn

@@ -258,6 +258,7 @@ source_set("test_support") {
   public_deps = [
     "//build/config/ios:xctest",
     "//ios/third_party/earl_grey:earl_grey+link",
+    "//ios/third_party/gtx:gtx+link",
     "//ios/web/public/test",
     "//ios/web/public/test/fakes",
     "//net:test_support",

ios/third_party/earl_grey/ios_eg_test.gni

@@ -14,6 +14,7 @@ template("ios_eg_test") {
     }
     bundle_deps += [
       "//ios/third_party/earl_grey:earl_grey+bundle",
+      "//ios/third_party/gtx:gtx+bundle",
       "//ios/third_party/ochamcrest:ochamcrest+bundle",
     ]
     if (ios_enable_firebase_sdk) {

ios/third_party/gtx/BUILD.gn

@@ -10,33 +10,83 @@ config("config") {
 }
 
 ios_framework_bundle("gtx") {
-  output_name = "GTX"
-  info_plist = "src/FrameworkFiles/Info.plist"
+  output_name = "GTXiLib"
+  info_plist = "Info.plist"
 
   testonly = true
   sources = [
     "src/Classes/GTXAccessibilityTree.h",
+    "src/Classes/GTXAccessibilityTree.m",
     "src/Classes/GTXAnalytics.h",
+    "src/Classes/GTXAnalytics.m",
     "src/Classes/GTXAnalyticsUtils.h",
+    "src/Classes/GTXAnalyticsUtils.m",
     "src/Classes/GTXAssertions.h",
+    "src/Classes/GTXBlacklistBlock.h",
+    "src/Classes/GTXBlacklistBlock.m",
+    "src/Classes/GTXBlacklistFactory.h",
+    "src/Classes/GTXBlacklistFactory.m",
+    "src/Classes/GTXBlacklisting.h",
     "src/Classes/GTXCheckBlock.h",
+    "src/Classes/GTXCheckBlock.m",
     "src/Classes/GTXChecking.h",
     "src/Classes/GTXChecksCollection.h",
+    "src/Classes/GTXChecksCollection.m",
     "src/Classes/GTXCommon.h",
     "src/Classes/GTXElementBlacklist.h",
+    "src/Classes/GTXElementBlacklist.m",
     "src/Classes/GTXErrorReporter.h",
+    "src/Classes/GTXErrorReporter.m",
     "src/Classes/GTXImageAndColorUtils.h",
+    "src/Classes/GTXImageAndColorUtils.m",
     "src/Classes/GTXImageRGBAData.h",
+    "src/Classes/GTXImageRGBAData.m",
     "src/Classes/GTXLogging.h",
     "src/Classes/GTXPluginXCTestCase.h",
+    "src/Classes/GTXPluginXCTestCase.m",
     "src/Classes/GTXTestCase.h",
+    "src/Classes/GTXTestCase.m",
+    "src/Classes/GTXTestEnvironment.h",
+    "src/Classes/GTXTestEnvironment.m",
     "src/Classes/GTXTestSuite.h",
+    "src/Classes/GTXTestSuite.m",
     "src/Classes/GTXToolKit.h",
+    "src/Classes/GTXToolKit.m",
     "src/Classes/GTXiLib.h",
     "src/Classes/GTXiLibCore.h",
+    "src/Classes/GTXiLibCore.m",
     "src/Classes/NSError+GTXAdditions.h",
+    "src/Classes/NSError+GTXAdditions.m",
+  ]
+  public_headers = [
+    "src/Classes/GTXAccessibilityTree.h",
+    "src/Classes/GTXAnalytics.h",
+    "src/Classes/GTXAnalyticsUtils.h",
+    "src/Classes/GTXAssertions.h",
+    "src/Classes/GTXBlacklistBlock.h",
+    "src/Classes/GTXBlacklistFactory.h",
+    "src/Classes/GTXBlacklisting.h",
+    "src/Classes/GTXCheckBlock.h",
+    "src/Classes/GTXChecking.h",
+    "src/Classes/GTXChecksCollection.h",
+    "src/Classes/GTXCommon.h",
+    "src/Classes/GTXElementBlacklist.h",
+    "src/Classes/GTXErrorReporter.h",
+    "src/Classes/GTXImageAndColorUtils.h",
+    "src/Classes/GTXImageRGBAData.h",
+    "src/Classes/GTXLogging.h",
+    "src/Classes/GTXPluginXCTestCase.h",
+    "src/Classes/GTXTestCase.h",
+    "src/Classes/GTXTestEnvironment.h",
+    "src/Classes/GTXTestSuite.h",
+    "src/Classes/GTXToolKit.h",
+    "src/Classes/GTXiLib.h",
+    "src/Classes/GTXiLibCore.h",
+    "src/Classes/NSError+GTXAdditions.h",
+  ]
+  deps = [
+    "//build/config/ios:xctest",
   ]
-  public_headers = [ "src/Classes/GTXiLib.h" ]
 
   libs = [
     "CoreGraphics.framework",

ios/third_party/gtx/Info.plist

+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>CFBundleVersion</key>
+	<string>1.0</string>
+	<key>CFBundleSignature</key>
+	<string>????</string>
+	<key>CFBundlePackageType</key>
+	<string>FMWK</string>
+	<key>CFBundleInfoDictionaryVersion</key>
+	<string>6.0</string>
+	<key>CFBundleIdentifier</key>
+	<string>${IOS_BUNDLE_ID_PREFIX}.test.${EXECUTABLE_NAME:rfc1034identifier}</string>
+	<key>CFBundleExecutable</key>
+	<string>${EXECUTABLE_NAME}</string>
+	<key>CFBundleDevelopmentRegion</key>
+	<string>English</string>
+</dict>
+</plist>