Move delivery of upload 'progress' events to XMLHttpRequestUpload.

Source/core/xml/XMLHttpRequestUpload.cpp

Index: Source/core/xml/XMLHttpRequestUpload.cpp
diff --git a/Source/core/xml/XMLHttpRequestUpload.cpp b/Source/core/xml/XMLHttpRequestUpload.cpp
index d9fd5f615465be2a8a125e62c186700b61f43566..ceaee622dd926e878f48157a24e246748854331b 100644
--- a/Source/core/xml/XMLHttpRequestUpload.cpp
+++ b/Source/core/xml/XMLHttpRequestUpload.cpp
@@ -37,6 +37,8 @@ namespace WebCore {
 
 XMLHttpRequestUpload::XMLHttpRequestUpload(XMLHttpRequest* xmlHttpRequest)
     : m_xmlHttpRequest(xmlHttpRequest)
+    , m_lastBytesSent(0)
+    , m_lastTotalBytesToBeSent(0)
 {
     ScriptWrappable::init(this);
 }
@@ -51,6 +53,13 @@ ExecutionContext* XMLHttpRequestUpload::executionContext() const
     return m_xmlHttpRequest->executionContext();
 }
 
+void XMLHttpRequestUpload::dispatchProgressEvent(unsigned long long bytesSent, unsigned long long totalBytesToBeSent)
+{
+    m_lastBytesSent = bytesSent;
+    m_lastTotalBytesToBeSent = totalBytesToBeSent;
+    dispatchEvent(XMLHttpRequestProgressEvent::create(EventTypeNames::progress, true, bytesSent, totalBytesToBeSent));
+}
+
 void XMLHttpRequestUpload::dispatchEventAndLoadEnd(PassRefPtr<Event> event)
 {
     ASSERT(event->type() == EventTypeNames::load || event->type() == EventTypeNames::abort || event->type() == EventTypeNames::error || event->type() == EventTypeNames::timeout);