Show media and VTT text tracks in the devtools.

Source/core/fetch/ResourceFetcher.cpp

 /*
     Copyright (C) 1998 Lars Knoll (knoll@mpi-hd.mpg.de)
     Copyright (C) 2001 Dirk Mueller (mueller@kde.org)
     Copyright (C) 2002 Waldo Bastian (bastian@kde.org)
     Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
     Copyright (C) 2009 Torch Mobile Inc. http://www.torchmobile.com/
 
     This library is free software; you can redistribute it and/or
     modify it under the terms of the GNU Library General Public
     License as published by the Free Software Foundation; either
@@ skipping 71 matching lines @@
         return new CSSStyleSheetResource(request, charset);
     case Resource::Script:
         return new ScriptResource(request, charset);
     case Resource::SVGDocument:
         return new DocumentResource(request, Resource::SVGDocument);
     case Resource::Font:
         return new FontResource(request);
     case Resource::MainResource:
     case Resource::Raw:
     case Resource::TextTrack:
+    case Resource::Media:
         return new RawResource(request, type);
     case Resource::XSLStyleSheet:
         return new XSLStyleSheetResource(request);
     case Resource::LinkPrefetch:
         return new Resource(request, Resource::LinkPrefetch);
     case Resource::LinkSubresource:
         return new Resource(request, Resource::LinkSubresource);
     case Resource::Shader:
         return new ShaderResource(request);
     case Resource::ImportResource:
@@ skipping 17 matching lines @@
     case Resource::Raw:
         return request.options().synchronousPolicy == RequestSynchronously ? ResourceLoadPriorityVeryHigh : ResourceLoadPriorityMedium;
     case Resource::Script:
     case Resource::Font:
     case Resource::ImportResource:
         return ResourceLoadPriorityMedium;
     case Resource::Image:
         // We'll default images to VeryLow, and promote whatever is visible. This improves
         // speed-index by ~5% on average, ~14% at the 99th percentile.
         return ResourceLoadPriorityVeryLow;
+    case Resource::Media:
+        return ResourceLoadPriorityLow;
     case Resource::XSLStyleSheet:
         ASSERT(RuntimeEnabledFeatures::xsltEnabled());
         return ResourceLoadPriorityHigh;
     case Resource::SVGDocument:
         return ResourceLoadPriorityLow;
     case Resource::LinkPrefetch:
         return ResourceLoadPriorityVeryLow;
     case Resource::LinkSubresource:
         return ResourceLoadPriorityLow;
     case Resource::TextTrack:
@@ skipping 70 matching lines @@
     case Resource::ImportResource:
         return ResourceRequest::TargetIsSubresource;
     case Resource::LinkPrefetch:
         return ResourceRequest::TargetIsPrefetch;
     case Resource::LinkSubresource:
         return ResourceRequest::TargetIsSubresource;
     case Resource::TextTrack:
         return ResourceRequest::TargetIsTextTrack;
     case Resource::SVGDocument:
         return ResourceRequest::TargetIsImage;
+    case Resource::Media:
+        return ResourceRequest::TargetIsMedia;
     }
     ASSERT_NOT_REACHED();
     return ResourceRequest::TargetIsSubresource;
 }
 
 ResourceFetcher::ResourceFetcher(DocumentLoader* documentLoader)
     : m_document(0)
     , m_documentLoader(documentLoader)
     , m_requestCount(0)
     , m_garbageCollectDocumentResourcesTimer(this, &ResourceFetcher::garbageCollectDocumentResourcesTimerFired)
@@ skipping 141 matching lines @@
     return toRawResource(requestResource(Resource::Raw, request));
 }
 
 ResourcePtr<RawResource> ResourceFetcher::fetchMainResource(FetchRequest& request, const SubstituteData& substituteData)
 {
     if (substituteData.isValid())
         preCacheSubstituteDataForMainResource(request, substituteData);
     return toRawResource(requestResource(Resource::MainResource, request));
 }
 
+ResourcePtr<RawResource> ResourceFetcher::fetchMedia(FetchRequest& request)
+{
+    return toRawResource(requestResource(Resource::Media, request));
+}
+
+ResourcePtr<RawResource> ResourceFetcher::fetchTextTrack(FetchRequest& request)
+{
+    return toRawResource(requestResource(Resource::TextTrack, request));
+}
+
 void ResourceFetcher::preCacheSubstituteDataForMainResource(const FetchRequest& request, const SubstituteData& substituteData)
 {
     const KURL& url = request.url();
     if (Resource* oldResource = memoryCache()->resourceForURL(url))
         memoryCache()->remove(oldResource);
 
     ResourceResponse response(url, substituteData.mimeType(), substituteData.content()->size(), substituteData.textEncoding(), emptyString());
     ResourcePtr<Resource> resource = createResource(Resource::MainResource, request.resourceRequest(), substituteData.textEncoding());
     resource->setNeedsSynchronousCacheHit(substituteData.forceSynchronousLoad());
     resource->setOptions(request.options());
@@ skipping 18 matching lines @@
             // These resource can inject script into the current document (Script,
             // XSL) or exfiltrate the content of the current document (CSS).
             treatment = TreatAsActiveContent;
             break;
 
         case Resource::TextTrack:
         case Resource::Shader:
         case Resource::Raw:
         case Resource::Image:
         case Resource::Font:
+        case Resource::Media:
             // These resources can corrupt only the frame's pixels.
             treatment = TreatAsPassiveContent;
             break;
 
         case Resource::MainResource:
         case Resource::LinkPrefetch:
         case Resource::LinkSubresource:
             // These cannot affect the current document.
             treatment = TreatAsAlwaysAllowedContent;
             break;
@@ skipping 43 matching lines @@
     case Resource::Image:
     case Resource::CSSStyleSheet:
     case Resource::Script:
     case Resource::Font:
     case Resource::Raw:
     case Resource::LinkPrefetch:
     case Resource::LinkSubresource:
     case Resource::TextTrack:
     case Resource::Shader:
     case Resource::ImportResource:
+    case Resource::Media:
         // By default these types of resources can be loaded from any origin.
         // FIXME: Are we sure about Resource::Font?
         if (originRestriction == FetchRequest::RestrictToSameOrigin && !securityOrigin->canRequest(url)) {
             printAccessDeniedMessage(url);
             return false;
         }
         break;
     case Resource::XSLStyleSheet:
         ASSERT(RuntimeEnabledFeatures::xsltEnabled());
     case Resource::SVGDocument:
@@ skipping 37 matching lines @@
     case Resource::Font: {
         if (!shouldBypassMainWorldContentSecurityPolicy && !m_document->contentSecurityPolicy()->allowFontFromSource(url))
             return false;
         break;
     }
     case Resource::MainResource:
     case Resource::Raw:
     case Resource::LinkPrefetch:
     case Resource::LinkSubresource:
         break;
+    case Resource::Media:
     case Resource::TextTrack:
         if (!shouldBypassMainWorldContentSecurityPolicy && !m_document->contentSecurityPolicy()->allowMediaFromSource(url))
             return false;
         break;
     }
 
     // Last of all, check for insecure content. We do this last so that when
     // folks block insecure content with a CSP policy, they don't get a warning.
     // They'll still get a warning in the console about CSP blocking the load.
 
@@ skipping 854 matching lines @@
     case Revalidate:
         ++m_revalidateCount;
         return;
     case Use:
         ++m_useCount;
         return;
     }
 }
 
 }