Remove tons of OILPAN.

sky/engine/core/fetch/MemoryCache.cpp

Index: sky/engine/core/fetch/MemoryCache.cpp
diff --git a/sky/engine/core/fetch/MemoryCache.cpp b/sky/engine/core/fetch/MemoryCache.cpp
index 6c904b863496bc8312b3605b2193a530ce7d1d98..c3735788c451aa21561f351d4253cba5a525e5d8 100644
--- a/sky/engine/core/fetch/MemoryCache.cpp
+++ b/sky/engine/core/fetch/MemoryCache.cpp
@@ -63,20 +63,6 @@ PassOwnPtr<MemoryCache> replaceMemoryCacheForTesting(PassOwnPtr<MemoryCache> cac
     return oldCache.release();
 }
 
-void MemoryCacheEntry::trace(Visitor* visitor)
-{
-    visitor->trace(m_previousInLiveResourcesList);
-    visitor->trace(m_nextInLiveResourcesList);
-    visitor->trace(m_previousInAllResourcesList);
-    visitor->trace(m_nextInAllResourcesList);
-}
-
-void MemoryCacheLRUList::trace(Visitor* visitor)
-{
-    visitor->trace(m_head);
-    visitor->trace(m_tail);
-}
-
 inline MemoryCache::MemoryCache()
     : m_inPruneResources(false)
     , m_maxPruneDeferralDelay(cMaxPruneDeferralDelay)
@@ -107,17 +93,6 @@ MemoryCache::~MemoryCache()
 {
 }
 
-void MemoryCache::trace(Visitor* visitor)
-{
-#if ENABLE(OILPAN)
-    visitor->trace(m_allResources);
-    for (size_t i = 0; i < WTF_ARRAY_LENGTH(m_liveDecodedResources); ++i)
-        visitor->trace(m_liveDecodedResources[i]);
-    visitor->trace(m_resources);
-    visitor->trace(m_liveResources);
-#endif
-}
-
 KURL MemoryCache::removeFragmentIdentifierIfNeeded(const KURL& originalURL)
 {
     if (!originalURL.hasFragmentIdentifier())