Disable flaky TracingBrowserTest.TestBackgroundMemoryInfra on mac/asan.

chrome/test/base/tracing_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.
 
 #include "chrome/test/base/tracing.h"
 
 #include "base/command_line.h"
 #include "base/location.h"
 #include "base/run_loop.h"
 #include "base/single_thread_task_runner.h"
@@ skipping 89 matching lines @@
 };
 
 IN_PROC_BROWSER_TEST_F(TracingBrowserTest, TestMemoryInfra) {
   PerformDumpMemoryTestActions(
       base::trace_event::TraceConfig(
           base::trace_event::TraceConfigMemoryTestUtil::
               GetTraceConfig_EmptyTriggers()),
       base::trace_event::MemoryDumpLevelOfDetail::DETAILED);
 }
 
-IN_PROC_BROWSER_TEST_F(TracingBrowserTest, TestBackgroundMemoryInfra) {
+// crbug.com/708487.
+#if defined(OS_MACOSX) && defined(ADDRESS_SANITIZER)
+#define MAYBE_TestBackgroundMemoryInfra DISABLED_TestBackgroundMemoryInfra
+#else
+#define MAYBE_TestBackgroundMemoryInfra TestBackgroundMemoryInfra
+#endif  // defined(OS_MACOSX) && defined(ADDRESS_SANITIZER)
+IN_PROC_BROWSER_TEST_F(TracingBrowserTest, MAYBE_TestBackgroundMemoryInfra) {
   PerformDumpMemoryTestActions(
       base::trace_event::TraceConfig(
           base::trace_event::TraceConfigMemoryTestUtil::
               GetTraceConfig_BackgroundTrigger(200)),
       base::trace_event::MemoryDumpLevelOfDetail::BACKGROUND);
 }
 
 }  // namespace