ASSERT(!m_referencedNodes.size()) in AudioContext's destructor should be enabled in oilpan builds

Given that we clear the m_referencedNodes in AudioContext::uninitialize(),
the m_referencedNodes should be empty in both oilpan builds and non-oilpan builds.

BUG=340522

Review URL: https://codereview.chromium.org/475373002

git-svn-id: svn://svn.chromium.org/blink/trunk@180423 bbb929c8-8fbe-4397-9dbb-9b2b20218538

third_party/WebKit/Source/modules/webaudio/AudioContext.cpp

@@ -165,8 +165,8 @@ AudioContext::~AudioContext()
     ASSERT(!m_isInitialized);
 #if !ENABLE(OILPAN)
     ASSERT(!m_nodesToDelete.size());
-    ASSERT(!m_referencedNodes.size());
 #endif
+    ASSERT(!m_referencedNodes.size());
     ASSERT(!m_finishedNodes.size());
     ASSERT(!m_automaticPullNodes.size());
     if (m_automaticPullNodesNeedUpdating)