Revert homogenize msvs and ninja library_dir and libraries settings for

test/library_dirs/gyptest-library-dirs.py

Index: test/library_dirs/gyptest-library-dirs.py
diff --git a/test/library_dirs/gyptest-library-dirs.py b/test/library_dirs/gyptest-library-dirs.py
index 5edd6e757918e62d2b579723bbd5ce0a1d713dd2..a201d5978e6dfc797383a742d0e52c27f8777ae6 100644
--- a/test/library_dirs/gyptest-library-dirs.py
+++ b/test/library_dirs/gyptest-library-dirs.py
@@ -8,8 +8,6 @@
 Verifies library_dirs (in link_settings) are properly found.
 """
 
-import sys
-
 import TestGyp
 
 test = TestGyp.TestGyp(formats=['!android'])
@@ -31,20 +29,5 @@ expect = """Hello world
 test.run_built_executable(
     'libraries-search-path-test', chdir='subdir', stdout=expect)
 
-if sys.platform in ('win32', 'cygwin'):
-  test.run_gyp('test-win.gyp',
-               '-D',
-               'abs_path_to_secret_library_location={0}'.format(lib_dir),
-               chdir='subdir')
-
-  test.build('test.gyp', 'mylib', chdir='subdir')
-  test.build('test-win.gyp',
-             'libraries-search-path-test-lib-suffix',
-             chdir='subdir')
-
-  test.run_built_executable(
-        'libraries-search-path-test-lib-suffix', chdir='subdir', stdout=expect)
-
-
 test.pass_test()
 test.cleanup()