exclude _none_imagefilters.cpp in Google3

Change-Id: Ib7159dbba6f58c0d621492a28920f9388bde29e1
Reviewed-on: https://skia-review.googlesource.com/136064
Commit-Queue: Mike Klein <mtklein@chromium.org>
Reviewed-by: Mike Klein <mtklein@chromium.org>
diff --git a/public.bzl b/public.bzl
index b18fc4b..66327b9 100644
--- a/public.bzl
+++ b/public.bzl
@@ -308,6 +308,7 @@
         "src/ports/SkFontMgr_fontconfig.cpp",
         "src/ports/SkFontMgr_fontconfig_factory.cpp",
         "src/ports/SkGlobalInitialization_none.cpp",
+        "src/ports/SkGlobalInitialization_none_imagefilters.cpp",
         "src/ports/SkImageGenerator_none.cpp",
         "src/ports/SkTLS_none.cpp",
     ],
@@ -337,6 +338,7 @@
         "src/ports/SkFontMgr_custom_empty_factory.cpp",
         "src/ports/SkFontMgr_empty_factory.cpp",
         "src/ports/SkGlobalInitialization_none.cpp",
+        "src/ports/SkGlobalInitialization_none_imagefilters.cpp",
         "src/ports/SkImageGenerator_none.cpp",
         "src/ports/SkTLS_none.cpp",
     ],
@@ -369,6 +371,7 @@
         "src/ports/SkFontMgr_custom_empty_factory.cpp",
         "src/ports/SkFontMgr_empty_factory.cpp",
         "src/ports/SkGlobalInitialization_none.cpp",
+        "src/ports/SkGlobalInitialization_none_imagefilters.cpp",
         "src/ports/SkImageGenerator_none.cpp",
         "src/ports/SkTLS_none.cpp",
     ],