Disable DownloadExtensionTest.DownloadExtensionTest_FileIcon_Active on Windows.

chrome/browser/extensions/api/downloads/downloads_api_browsertest.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Disable everything on windows only. http://crbug.com/306144
 #ifndef OS_WIN
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 930 matching lines @@
     const base::FilePath& expected_path,
     IconLoader::IconSize icon_size,
     const std::string& response) {
   scoped_refptr<DownloadsGetFileIconFunction> function(
       new DownloadsGetFileIconFunction());
   function->SetIconExtractorForTesting(new MockIconExtractorImpl(
       expected_path, icon_size, response));
   return function;
 }
 
+// https://crbug.com/678967
+#if defined(OS_WIN)
+#define MAYBE_DownloadExtensionTest_FileIcon_Active DISABLED_DownloadExtensionTest_FileIcon_Active
+#else
+#define MAYBE_DownloadExtensionTest_FileIcon_Active DownloadExtensionTest_FileIcon_Active
+#endif
 // Test downloads.getFileIcon() on in-progress, finished, cancelled and deleted
 // download items.
 IN_PROC_BROWSER_TEST_F(DownloadExtensionTest,
-    DownloadExtensionTest_FileIcon_Active) {
+    MAYBE_DownloadExtensionTest_FileIcon_Active) {
   DownloadItem* download_item = CreateSlowTestDownload();
   ASSERT_TRUE(download_item);
   ASSERT_FALSE(download_item->GetTargetFilePath().empty());
   std::string args32(base::StringPrintf("[%d, {\"size\": 32}]",
                      download_item->GetId()));
   std::string result_string;
 
   // Get the icon for the in-progress download.  This call should succeed even
   // if the file type isn't registered.
   // Test whether the correct path is being pased into the icon extractor.
@@ skipping 3336 matching lines @@
   EXPECT_EQ(downloads::FILENAME_CONFLICT_ACTION_PROMPT, conflict_action);
   EXPECT_FALSE(warnings.empty());
   EXPECT_EQ(Warning::kDownloadFilenameConflict,
             warnings.begin()->warning_type());
   EXPECT_EQ("incumbent", warnings.begin()->extension_id());
 }
 
 }  // namespace extensions
 
 #endif  // http://crbug.com/306144