Remove ui_unittests -> packed_resources dependency

build/all.gyp

Index: build/all.gyp
diff --git a/build/all.gyp b/build/all.gyp
index c4c1ce1d4bb36ea0f19cf48e48ac93a54098a74b..e0749d4f8fe15a80b778b9469803c99a25678138 100644
--- a/build/all.gyp
+++ b/build/all.gyp
@@ -742,11 +742,6 @@
             '../tools/android/findbugs_plugin/findbugs_plugin.gyp:findbugs_plugin_test',
             '../ui/events/events.gyp:events_unittests',
             '../ui/ui_unittests.gyp:ui_unittests',
-            # Required by ui_unittests.
-            # TODO(wangxianzhu): It'd better let ui_unittests depend on it, but
-            # this would cause circular gyp dependency which needs refactoring the
-            # gyps to resolve.
-            '../chrome/chrome_resources.gyp:packed_resources',
           ],
           'conditions': [
             ['"<(gtest_target_type)"=="shared_library"', {