Trim unused files with long paths from Windows NDK package.

Version 1 uploaded to CIPD but not Google Storage.  So this is 0 -> 2.

BUG=skia:

GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=4361

Change-Id: I42597c68e309f861021e16d689088869975e4329
Reviewed-on: https://skia-review.googlesource.com/4361
Commit-Queue: Mike Klein <mtklein@chromium.org>
Reviewed-by: Mike Klein <mtklein@chromium.org>
diff --git a/infra/bots/assets/android_ndk_windows/VERSION b/infra/bots/assets/android_ndk_windows/VERSION
index c227083..d8263ee 100644
--- a/infra/bots/assets/android_ndk_windows/VERSION
+++ b/infra/bots/assets/android_ndk_windows/VERSION
@@ -1 +1 @@
-0
\ No newline at end of file
+2
\ No newline at end of file
diff --git a/infra/bots/assets/android_ndk_windows/create.py b/infra/bots/assets/android_ndk_windows/create.py
index e79b2ed..8c28bef 100755
--- a/infra/bots/assets/android_ndk_windows/create.py
+++ b/infra/bots/assets/android_ndk_windows/create.py
@@ -27,6 +27,11 @@
     shutil.move(f, target_dir)
   subprocess.check_call(["rm", "ndk.zip"])
 
+  # Some of these files have paths that exceed 260 characters when downloaded
+  # as a CIPD package.  Luckily they're just tests.  We don't need them.
+  shutil.rmtree(os.path.join(target_dir,
+                             'sources', 'cxx-stl', 'llvm-libc++', 'test'))
+
 
 def main():
   parser = argparse.ArgumentParser()