From 5f1ab04193ad0130ca8204aadaceae083aca9881 Mon Sep 17 00:00:00 2001
From: Feng Qian <fqian@google.com>
Date: Wed, 17 Jun 2009 12:12:20 -0700
Subject: Get WebKit r44544.

---
 WebCore/loader/DocLoader.cpp | 15 +++++++++++++--
 1 file changed, 13 insertions(+), 2 deletions(-)

(limited to 'WebCore/loader/DocLoader.cpp')

diff --git a/WebCore/loader/DocLoader.cpp b/WebCore/loader/DocLoader.cpp
index c96348d..7b62074 100644
--- a/WebCore/loader/DocLoader.cpp
+++ b/WebCore/loader/DocLoader.cpp
@@ -37,6 +37,7 @@
 #include "CString.h"
 #include "Document.h"
 #include "DOMWindow.h"
+#include "HTMLElement.h"
 #include "Frame.h"
 #include "FrameLoader.h"
 #include "loader.h"
@@ -63,6 +64,9 @@ DocLoader::DocLoader(Document* doc)
 
 DocLoader::~DocLoader()
 {
+    if (m_requestCount)
+        m_cache->loader()->cancelRequests(this);
+
     clearPreloads();
     DocumentResourceMap::iterator end = m_documentResources.end();
     for (DocumentResourceMap::iterator it = m_documentResources.begin(); it != end; ++it)
@@ -316,11 +320,16 @@ void DocLoader::setBlockNetworkImage(bool block)
 
 CachePolicy DocLoader::cachePolicy() const
 {
-    return frame() ? frame()->loader()->cachePolicy() : CachePolicyVerify;
+    return frame() ? frame()->loader()->subresourceCachePolicy() : CachePolicyVerify;
 }
 
 void DocLoader::removeCachedResource(CachedResource* resource) const
 {
+#ifndef NDEBUG
+    DocumentResourceMap::iterator it = m_documentResources.find(resource->url());
+    if (it != m_documentResources.end())
+        ASSERT(it->second.get() == resource);
+#endif
     m_documentResources.remove(resource->url());
 }
 
@@ -389,7 +398,9 @@ void DocLoader::checkForPendingPreloads()
         return;
     for (unsigned i = 0; i < count; ++i) {
         PendingPreload& preload = m_pendingPreloads[i];
-        requestPreload(preload.m_type, preload.m_url, preload.m_charset);
+        // Don't request preload if the resource already loaded normally (this will result in double load if the page is being reloaded with cached results ignored).
+        if (!cachedResource(m_doc->completeURL(preload.m_url)))
+            requestPreload(preload.m_type, preload.m_url, preload.m_charset);
     }
     m_pendingPreloads.clear();
 }
-- 
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