Added test files for SystemInfo.m and OmahaXMLRequest.m.

chrome/installer/mac/app/BUILD.gn

Index: chrome/installer/mac/app/BUILD.gn
diff --git a/chrome/installer/mac/app/BUILD.gn b/chrome/installer/mac/app/BUILD.gn
index c08b6a01ff646b2f96e9d7e6cf8beb96b5e19d33..c5545e8510a96e542518cb51db0ac4672874fc07 100644
--- a/chrome/installer/mac/app/BUILD.gn
+++ b/chrome/installer/mac/app/BUILD.gn
@@ -2,6 +2,8 @@
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
+import("//testing/test.gni")
+
 static_library("mac_installer_base") {
   sources = [
     "Downloader.m",
@@ -21,9 +23,19 @@ executable("mac_installer") {
   deps = [
     ":mac_installer_base",
   ]
-  libs = [
-    "AppKit.framework",
-    "CoreFoundation.framework",
-    "Foundation.framework",
+  libs = [ "Foundation.framework" ]
+}
+
+test("mac_installer_test") {
+  sources = [
+    "testing/OmahaXMLRequest_test.mm",
+    "testing/SystemInfo_test.mm",
+  ]
+  deps = [
+    ":mac_installer_base",
+    "//base:base",
+    "//base/test:run_all_unittests",
+    "//testing/gtest:gtest",
   ]
+  libs = [ "Foundation.framework" ]
 }