Fix leak in BlinkGCDumpProviderTest.MemoryDump

Source/platform/heap/BlinkGCMemoryDumpProviderTest.cpp

Index: Source/platform/heap/BlinkGCMemoryDumpProviderTest.cpp
diff --git a/Source/platform/heap/BlinkGCMemoryDumpProviderTest.cpp b/Source/platform/heap/BlinkGCMemoryDumpProviderTest.cpp
index 8de38d84400b7ea9e49e64652131adabdecbfbc5..3fc62dfaedd2f818356133e387ef1241362cf339 100644
--- a/Source/platform/heap/BlinkGCMemoryDumpProviderTest.cpp
+++ b/Source/platform/heap/BlinkGCMemoryDumpProviderTest.cpp
@@ -15,9 +15,9 @@ namespace blink {
 
 TEST(BlinkGCDumpProviderTest, MemoryDump)
 {
-    WebProcessMemoryDump* dump  = Platform::current()->createProcessMemoryDump();
+    OwnPtr<WebProcessMemoryDump> dump = adoptPtr(Platform::current()->createProcessMemoryDump());
     ASSERT(dump);
-    BlinkGCMemoryDumpProvider::instance()->onMemoryDump(WebMemoryDumpLevelOfDetail::High, dump);
+    BlinkGCMemoryDumpProvider::instance()->onMemoryDump(WebMemoryDumpLevelOfDetail::High, dump.get());
     ASSERT(dump->getMemoryAllocatorDump(String::format("blink_gc")));
     ASSERT(dump->getMemoryAllocatorDump(String::format("blink_gc/allocated_objects")));
 }