When importing w3c repos, convert CRLF line endings.

third_party/WebKit/Tools/Scripts/webkitpy/w3c/test_importer_unittest.py

Index: third_party/WebKit/Tools/Scripts/webkitpy/w3c/test_importer_unittest.py
diff --git a/third_party/WebKit/Tools/Scripts/webkitpy/w3c/test_importer_unittest.py b/third_party/WebKit/Tools/Scripts/webkitpy/w3c/test_importer_unittest.py
index f8683ee46b2408dd3c0371c8b337418d0ffa66b0..dcce23323d47dbd2474ae220fa974232b8f51d74 100644
--- a/third_party/WebKit/Tools/Scripts/webkitpy/w3c/test_importer_unittest.py
+++ b/third_party/WebKit/Tools/Scripts/webkitpy/w3c/test_importer_unittest.py
@@ -128,6 +128,22 @@ class TestImporterTest(unittest.TestCase):
             host.filesystem.executable_files,
             set(['/mock-checkout/third_party/WebKit/LayoutTests/w3c/blink/w3c/dir/has_shebang.txt']))
 
+    def test_crlf_line_endings_are_transformed(self):
+        host = MockHost()
+        host.filesystem = MockFileSystem(files={
+            '/blink/w3c/dir/binary.x': '\x81\x05\r\nX\x00\x001\x81\x05\r\n\x00',
+            '/blink/w3c/dir/dos.txt': 'xxx\r\nyyy\r\n',
+            '/mock-checkout/third_party/WebKit/LayoutTests/W3CImportExpectations': '',
+        })
+        importer = TestImporter(host, FAKE_SOURCE_REPO_DIR, self.options())
+        importer.do_import()
+        self.assertEqual(
+            host.filesystem.files['/mock-checkout/third_party/WebKit/LayoutTests/w3c/blink/w3c/dir/dos.txt'],
+            'xxx\nyyy\n')
+        self.assertEqual(
+            host.filesystem.files['/mock-checkout/third_party/WebKit/LayoutTests/w3c/blink/w3c/dir/binary.x'],
+            '\x81\x05\r\nX\x00\x001\x81\x05\r\n\x00')
+
     def test_ref_test_with_ref_is_copied(self):
         host = MockHost()
         host.filesystem = MockFileSystem(files={