Add 64-bit support to browser blacklisting

chrome_elf/blacklist/test/blacklist_test.cc

 // Copyright 2013 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.
 
 #include "base/environment.h"
 #include "base/files/file_path.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/path_service.h"
 #include "base/scoped_native_library.h"
 #include "base/strings/string16.h"
@@ skipping 92 matching lines @@
   }
   EXPECT_FALSE(blacklist::AddDllToBlacklist(L"overflow.dll"));
   for (int i = 0; i < blacklist::kTroublesomeDllsMaxCount; ++i) {
     EXPECT_TRUE(blacklist::RemoveDllFromBlacklist(added_dlls[i].c_str())) << i;
   }
   EXPECT_FALSE(blacklist::RemoveDllFromBlacklist(L"0.dll"));
   EXPECT_FALSE(blacklist::RemoveDllFromBlacklist(L"63.dll"));
 }
 
 TEST_F(BlacklistTest, LoadBlacklistedLibrary) {
-// TODO(robertshield): Add 64-bit support.
-#if !defined(_WIN64)
   base::FilePath current_dir;
   ASSERT_TRUE(PathService::Get(base::DIR_EXE, &current_dir));
 
   // Test that an un-blacklisted DLL can load correctly.
   base::ScopedNativeLibrary dll1(current_dir.Append(kTestDllName1));
   EXPECT_TRUE(dll1.is_valid());
   dll1.Reset(NULL);
 
   struct TestData {
     const wchar_t* dll_name;
@@ skipping 14 matching lines @@
     dll_blacklisted.Reset(NULL);
 
     // Remove the DLL from the blacklist. Ensure that it loads and that its
     // entry point was called.
     TestDll_RemoveDllFromBlacklist(test_data[i].dll_name);
     base::ScopedNativeLibrary dll(current_dir.Append(test_data[i].dll_name));
     EXPECT_TRUE(dll.is_valid());
     EXPECT_NE(0u, ::GetEnvironmentVariable(test_data[i].dll_beacon, NULL, 0));
     dll.Reset(NULL);
   }
-#endif
 }