Trial: build trunk with Oilpan everywhere.

third_party/WebKit/Source/web/tests/WebUnitTests.cpp

Index: third_party/WebKit/Source/web/tests/WebUnitTests.cpp
diff --git a/third_party/WebKit/Source/web/tests/WebUnitTests.cpp b/third_party/WebKit/Source/web/tests/WebUnitTests.cpp
index 7c4f48a1678a0f538c9b15ce1ff7fbb3b412d6e5..f7a7d33b845867a8dc22a8bb71107c5803e04471 100644
--- a/third_party/WebKit/Source/web/tests/WebUnitTests.cpp
+++ b/third_party/WebKit/Source/web/tests/WebUnitTests.cpp
@@ -32,6 +32,7 @@
 #include "web/tests/WebUnitTests.h"
 
 #include "bindings/core/v8/V8GCController.h"
+#include "bindings/core/v8/V8Initializer.h"
 #include <base/bind.h>
 #include <base/message_loop/message_loop.h>
 #include <base/run_loop.h>
@@ -53,6 +54,9 @@ int runHelper(base::TestSuite* testSuite, void (*preTestHook)(void), void (*post
     base::MessageLoop::current()->PostTask(FROM_HERE, base::Bind(&base::DoNothing));
     base::RunLoop().RunUntilIdle();
 
+    // Clear out any leftover, uncollected promises.
+    V8Initializer::disposeRejectedPromisesOnMainThread();
+
     // Collect garbage in order to release mock objects referred from v8 or
     // Oilpan heap. Otherwise false mock leaks will be reported.
     V8GCController::collectAllGarbageForTesting(v8::Isolate::GetCurrent());