Remove LinkPreload resource type

third_party/WebKit/Source/core/fetch/ResourceFetcher.cpp

Index: third_party/WebKit/Source/core/fetch/ResourceFetcher.cpp
diff --git a/third_party/WebKit/Source/core/fetch/ResourceFetcher.cpp b/third_party/WebKit/Source/core/fetch/ResourceFetcher.cpp
index c4ab711b0903d38ea0d8121df4aa7cffac881516..d2a9dfa913ea20c87960c62bc91eef46eb5b7aff 100644
--- a/third_party/WebKit/Source/core/fetch/ResourceFetcher.cpp
+++ b/third_party/WebKit/Source/core/fetch/ResourceFetcher.cpp
@@ -82,7 +82,6 @@ enum SriResourceIntegrityMismatchEvent {
         DEFINE_SINGLE_RESOURCE_HISTOGRAM(prefix, Image)          \
         DEFINE_SINGLE_RESOURCE_HISTOGRAM(prefix, ImportResource) \
         DEFINE_SINGLE_RESOURCE_HISTOGRAM(prefix, LinkPrefetch)   \
-        DEFINE_SINGLE_RESOURCE_HISTOGRAM(prefix, LinkPreload)    \

[Charlie Harrison, 2016/08/18 21:31:34]

Update histograms.xml with this change. Not sure what the best approach is but
you may have to <obsolete> the histogram and make a new one?

         DEFINE_SINGLE_RESOURCE_HISTOGRAM(prefix, MainResource)   \
         DEFINE_SINGLE_RESOURCE_HISTOGRAM(prefix, Manifest)       \
         DEFINE_SINGLE_RESOURCE_HISTOGRAM(prefix, Media)          \
@@ -120,7 +119,6 @@ static ResourceLoadPriority typeToPriority(Resource::Type type)
         // Also late-body scripts discovered by the preload scanner (set explicitly in loadPriority)
         return ResourceLoadPriorityMedium;
     case Resource::Image:
-    case Resource::LinkPreload:

[Charlie Harrison, 2016/08/18 21:31:34]

If we move LinkPreload -> Raw, will this accidentally bump priorities from Low
to High? If this will be overridden in loadPriority let's add a comment (I think
that's what will happen...).

     case Resource::TextTrack:
     case Resource::Media:
     case Resource::SVGDocument:
@@ -200,8 +198,6 @@ static WebURLRequest::RequestContext requestContextFromType(bool isMainFrame, Re
         return WebURLRequest::RequestContextImport;
     case Resource::LinkPrefetch:
         return WebURLRequest::RequestContextPrefetch;
-    case Resource::LinkPreload:
-        return WebURLRequest::RequestContextSubresource;
     case Resource::TextTrack:
         return WebURLRequest::RequestContextTrack;
     case Resource::SVGDocument: