DesktopAura: Track windows "owned" via the DesktopWindowTreeHost

chrome/test/BUILD.gn

Index: chrome/test/BUILD.gn
diff --git a/chrome/test/BUILD.gn b/chrome/test/BUILD.gn
index cfaf9d8223703e5fcb6c29915b51d6d8bf301bbf..239d33cafe0389ac517cb3ebb0d804c0e33b4a97 100644
--- a/chrome/test/BUILD.gn
+++ b/chrome/test/BUILD.gn
@@ -415,8 +415,9 @@ if (!is_android) {
       "base/interactive_test_utils_win.cc",
       "base/interactive_ui_tests_main.cc",
       "base/view_event_test_platform_part.h",
+      "base/view_event_test_platform_part_aura.cc",
       "base/view_event_test_platform_part_chromeos.cc",
-      "base/view_event_test_platform_part_default.cc",
+      "base/view_event_test_platform_part_mac.cc",
       "ppapi/ppapi_interactive_browsertest.cc",
     ]
 
@@ -746,6 +747,7 @@ if (!is_android) {
       sources -= [
         "base/interactive_test_utils_aura.cc",
         "base/interactive_test_utils_aura.h",
+        "base/view_event_test_platform_part_aura.cc",
       ]
     }
 
@@ -759,7 +761,7 @@ if (!is_android) {
       ]
       sources -= [
         # Use only the _chromeos version on Ash / Chrome OS.
-        "base/view_event_test_platform_part_default.cc",
+        "base/view_event_test_platform_part_aura.cc",
       ]
       deps += [ "//ash/test:interactive_ui_test_support" ]
     }