Disable flaky ChildDiscardableSharedMemoryManagerBrowserTest.LockMemory on windows

content/child/child_discardable_shared_memory_manager_browsertest.cc

 // Copyright 2015 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/bind.h"
 #include "base/command_line.h"
 #include "content/child/child_discardable_shared_memory_manager.h"
 #include "content/child/child_thread_impl.h"
 #include "content/common/host_discardable_shared_memory_manager.h"
 #include "content/public/common/content_switches.h"
@@ skipping 32 matching lines @@
   }
 
   static void UnlockMemory(base::DiscardableMemoryShmemChunk* memory) {
     memory->Unlock();
   }
 
   static void FreeMemory(scoped_ptr<base::DiscardableMemoryShmemChunk> memory) {
   }
 };
 
+#if defined(OS_WIN)
+#define MAYBE_LockMemory DISABLED_LockMemory
+#else
+#define MAYBE_LockMemory LockMemory
+#endif
+
 IN_PROC_BROWSER_TEST_F(ChildDiscardableSharedMemoryManagerBrowserTest,
-                       LockMemory) {
+                       MAYBE_LockMemory) {
   const size_t kSize = 1024 * 1024;  // 1MiB.
 
   NavigateToURL(shell(), GURL(url::kAboutBlankURL));
 
   scoped_ptr<base::DiscardableMemoryShmemChunk> memory;
   PostTaskToInProcessRendererAndWait(base::Bind(
       &ChildDiscardableSharedMemoryManagerBrowserTest::AllocateLockedMemory,
       kSize, &memory));
 
   ASSERT_TRUE(memory);
@@ skipping 41 matching lines @@
   }
 
   for (auto& memory : instances) {
     PostTaskToInProcessRendererAndWait(
         base::Bind(&ChildDiscardableSharedMemoryManagerBrowserTest::FreeMemory,
                    base::Passed(&memory)));
   }
 }
 
 }  // content