Added in switches for the Mac Installer to send preferences to Chrome

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 bba02d656b36dc12c86db905261b42558e46bbe5..a31969f36950eeced2ac1d7643241fd4cb437450 100644
--- a/chrome/installer/mac/app/BUILD.gn
+++ b/chrome/installer/mac/app/BUILD.gn
@@ -23,7 +23,7 @@ mac_app_bundle("mac_installer_app") {
   info_plist = "Info.plist"
   extra_substitutions = [ "MACOSX_DEPLOYMENT_TARGET=10.9" ]
   sources = [
-    "AppDelegate.m",
+    "AppDelegate.mm",
     "InstallerWindowController.m",
     "main.m",
   ]
@@ -31,6 +31,7 @@ mac_app_bundle("mac_installer_app") {
   deps = [
     ":mac_installer_base",
     ":mac_installer_xibs",
+    "//chrome/common:constants",
   ]
 
   libs = [
@@ -55,6 +56,7 @@ test("mac_installer_unittests") {
     ":mac_installer_base",
     "//base:base",
     "//base/test:run_all_unittests",
+    "//chrome/common:constants",
     "//testing/gtest:gtest",
   ]
   libs = [