Disable all the tests that are flaking more than 5% on Windows builders.

base/debug/trace_event_unittest.cc

Index: base/debug/trace_event_unittest.cc
diff --git a/base/debug/trace_event_unittest.cc b/base/debug/trace_event_unittest.cc
index 3f41706e49e478f1205107bdaa15cfebb0d427b4..6092141dabbe61e6363835c947434af0d341f688 100644
--- a/base/debug/trace_event_unittest.cc
+++ b/base/debug/trace_event_unittest.cc
@@ -2415,7 +2415,13 @@ TEST_F(TraceEventCallbackTest, TraceEventCallbackAndRecordingDuration) {
   VerifyCollectedEvent(5, TRACE_EVENT_PHASE_END, "callback", "duration1");
 }
 
-TEST_F(TraceEventTestFixture, TraceBufferVectorReportFull) {
+#if defined(OS_WIN)
+// http://crbug.com/396403
+#define MAYBE_TraceBufferVectorReportFull DISABLED_TraceBufferVectorReportFull
+#else
+#define MAYBE_TraceBufferVectorReportFull TraceBufferVectorReportFull
+#endif
+TEST_F(TraceEventTestFixture, MAYBE_TraceBufferVectorReportFull) {
   TraceLog* trace_log = TraceLog::GetInstance();
   trace_log->SetEnabled(CategoryFilter("*"),
       base::debug::TraceLog::RECORDING_MODE,