Always preload all tokens before parsing

Source/core/fetch/ResourceFetcher.cpp

Index: Source/core/fetch/ResourceFetcher.cpp
diff --git a/Source/core/fetch/ResourceFetcher.cpp b/Source/core/fetch/ResourceFetcher.cpp
index 16313d0bdac281cfdf92ea711bc31ee79d887a58..ea3ab1fb0d32814a6add28a02b237f4c90700101 100644
--- a/Source/core/fetch/ResourceFetcher.cpp
+++ b/Source/core/fetch/ResourceFetcher.cpp
@@ -894,6 +894,10 @@ ResourceFetcher::RevalidationPolicy ResourceFetcher::determineRevalidationPolicy
 
     // If the same URL has been loaded as a different type, we need to reload.
     if (existingResource->type() != type) {
+        // FIXME: If existingResource is a Preload and the new type is LinkPrefetch
+        // We really should discard the new prefetch since the preload has more
+        // specific type information! crbug.com/379893
+        // fast/dom/HTMLLinkElement/link-and-subresource-test hits this case.
         WTF_LOG(ResourceLoading, "ResourceFetcher::determineRevalidationPolicy reloading due to type mismatch.");
         return Reload;
     }
@@ -929,6 +933,10 @@ ResourceFetcher::RevalidationPolicy ResourceFetcher::determineRevalidationPolicy
     if (m_allowStaleResources)
         return Use;
 
+    // If fetching a resource with a different 'CORS enabled' flag, reload.
+    if (type != Resource::MainResource && options.corsEnabled != existingResource->options().corsEnabled)
+        return Reload;
+
     // Always use preloads.
     if (existingResource->isPreloaded())
         return Use;
@@ -944,10 +952,6 @@ ResourceFetcher::RevalidationPolicy ResourceFetcher::determineRevalidationPolicy
         return Reload;
     }
 
-    // If fetching a resource with a different 'CORS enabled' flag, reload.
-    if (type != Resource::MainResource && options.corsEnabled != existingResource->options().corsEnabled)
-        return Reload;
-
     // If credentials were sent with the previous request and won't be
     // with this one, or vice versa, re-fetch the resource.
     //