Fix errors caused by unsafe conversions to/from size_t

third_party/WebKit/Source/core/fetch/RawResource.h

 /*
     Copyright (C) 1998 Lars Knoll (knoll@mpi-hd.mpg.de)
     Copyright (C) 2001 Dirk Mueller <mueller@kde.org>
     Copyright (C) 2006 Samuel Weinig (sam.weinig@gmail.com)
     Copyright (C) 2004, 2005, 2006, 2007 Apple Inc. All rights reserved.
 
     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
     version 2 of the License, or (at your option) any later version.
@@ skipping 52 matching lines @@
         RawResourceFactory(Resource::Type type)
             : ResourceFactory(type) { }
 
         Resource* create(const ResourceRequest& request, const String& charset) const override
         {
             return new RawResource(request, m_type);
         }
     };
 
     void didAddClient(ResourceClient*) override;
-    void appendData(const char*, unsigned) override;
+    void appendData(const char*, size_t) override;
 
     bool shouldIgnoreHTTPStatusCodeErrors() const override { return true; }
 
     void willFollowRedirect(ResourceRequest&, const ResourceResponse&) override;
     void updateRequest(const ResourceRequest&) override;
     void responseReceived(const ResourceResponse&, PassOwnPtr<WebDataConsumerHandle>) override;
     void setSerializedCachedMetadata(const char*, size_t) override;
     void didSendData(unsigned long long bytesSent, unsigned long long totalBytesToBeSent) override;
     void didDownloadData(int) override;
     void reportResourceTimingToClients(const ResourceTimingInfo&) override;
@@ skipping 14 matching lines @@
 
 class CORE_EXPORT RawResourceClient : public ResourceClient {
 public:
     ~RawResourceClient() override {}
     static ResourceClientType expectedType() { return RawResourceType; }
     ResourceClientType resourceClientType() const final { return expectedType(); }
 
     virtual void dataSent(Resource*, unsigned long long /* bytesSent */, unsigned long long /* totalBytesToBeSent */) { }
     virtual void responseReceived(Resource*, const ResourceResponse&, PassOwnPtr<WebDataConsumerHandle>) { }
     virtual void setSerializedCachedMetadata(Resource*, const char*, size_t) { }
-    virtual void dataReceived(Resource*, const char* /* data */, unsigned /* length */) { }
+    virtual void dataReceived(Resource*, const char* /* data */, size_t /* length */) { }
     virtual void redirectReceived(Resource*, ResourceRequest&, const ResourceResponse&) { }
     virtual void updateRequest(Resource*, const ResourceRequest&) { }
     virtual void dataDownloaded(Resource*, int) { }
     virtual void didReceiveResourceTiming(Resource*, const ResourceTimingInfo&) { }
 };
 
 }
 
 #endif // RawResource_h