linux_aura: Turn it on again.

chrome/browser/extensions/api/system_cpu/system_cpu_apitest.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 "chrome/browser/extensions/api/system_cpu/cpu_info_provider.h"
 #include "chrome/browser/extensions/extension_apitest.h"
 
 namespace extensions {
 
 using api::system_cpu::CpuInfo;
@@ skipping 16 matching lines @@
 class SystemCpuApiTest: public ExtensionApiTest {
  public:
   SystemCpuApiTest() {}
   virtual ~SystemCpuApiTest() {}
 
   virtual void SetUpInProcessBrowserTestFixture() OVERRIDE {
     ExtensionApiTest::SetUpInProcessBrowserTestFixture();
   }
 };
 
-IN_PROC_BROWSER_TEST_F(SystemCpuApiTest, Cpu) {
+#if defined(OS_LINUX) && !defined(OS_CHROMEOS) && defined(USE_AURA)
+// TODO(erg): linux_aura bringup: http://crbug.com/163931
+#define MAYBE_Cpu DISABLED_Cpu
+#else
+#define MAYBE_Cpu Cpu
+#endif
+
+IN_PROC_BROWSER_TEST_F(SystemCpuApiTest, MAYBE_Cpu) {
   CpuInfoProvider* provider = new MockCpuInfoProviderImpl();
   // The provider is owned by the single CpuInfoProvider instance.
   CpuInfoProvider::InitializeForTesting(provider);
   ASSERT_TRUE(RunExtensionTest("system/cpu")) << message_;
 }
 
 }  // namespace extensions