Remove Dashboard support and supporting files.

Source/WebCore/xml/XMLHttpRequest.cpp

Index: Source/WebCore/xml/XMLHttpRequest.cpp
diff --git a/Source/WebCore/xml/XMLHttpRequest.cpp b/Source/WebCore/xml/XMLHttpRequest.cpp
index 1f0fe2964b141b8a43d2b7435edd88d0d96a2fb3..4819adaa577383d2e6b5b7d41f1a0329ee75eb3e 100644
--- a/Source/WebCore/xml/XMLHttpRequest.cpp
+++ b/Source/WebCore/xml/XMLHttpRequest.cpp
@@ -222,16 +222,6 @@ SecurityOrigin* XMLHttpRequest::securityOrigin() const
     return m_securityOrigin ? m_securityOrigin.get() : scriptExecutionContext()->securityOrigin();
 }
 
-#if ENABLE(DASHBOARD_SUPPORT)
-bool XMLHttpRequest::usesDashboardBackwardCompatibilityMode() const
-{
-    if (scriptExecutionContext()->isWorkerContext())
-        return false;
-    Settings* settings = document()->settings();
-    return settings && settings->usesDashboardBackwardCompatibilityMode();
-}
-#endif
-
 XMLHttpRequest::State XMLHttpRequest::readyState() const
 {
     return m_state;
@@ -598,13 +588,8 @@ void XMLHttpRequest::send(Document* document, ExceptionCode& ec)
     if (m_method != "GET" && m_method != "HEAD" && m_url.protocolIsInHTTPFamily()) {
         String contentType = getRequestHeader("Content-Type");
         if (contentType.isEmpty()) {
-#if ENABLE(DASHBOARD_SUPPORT)
-            if (usesDashboardBackwardCompatibilityMode())
-                setRequestHeaderInternal("Content-Type", "application/x-www-form-urlencoded");
-            else
-#endif
-                // FIXME: this should include the charset used for encoding.
-                setRequestHeaderInternal("Content-Type", "application/xml");
+            // FIXME: this should include the charset used for encoding.
+            setRequestHeaderInternal("Content-Type", "application/xml");
         }
 
         // FIXME: According to XMLHttpRequest Level 2, this should use the Document.innerHTML algorithm
@@ -629,12 +614,7 @@ void XMLHttpRequest::send(const String& body, ExceptionCode& ec)
     if (!body.isNull() && m_method != "GET" && m_method != "HEAD" && m_url.protocolIsInHTTPFamily()) {
         String contentType = getRequestHeader("Content-Type");
         if (contentType.isEmpty()) {
-#if ENABLE(DASHBOARD_SUPPORT)
-            if (usesDashboardBackwardCompatibilityMode())
-                setRequestHeaderInternal("Content-Type", "application/x-www-form-urlencoded");
-            else
-#endif
-                setRequestHeaderInternal("Content-Type", "application/xml");
+            setRequestHeaderInternal("Content-Type", "application/xml");
         } else {
             replaceCharsetInMediaType(contentType, "UTF-8");
             m_requestHeaders.set("Content-Type", contentType);
@@ -959,11 +939,6 @@ void XMLHttpRequest::overrideMimeType(const String& override)
 void XMLHttpRequest::setRequestHeader(const AtomicString& name, const String& value, ExceptionCode& ec)
 {
     if (m_state != OPENED || m_loader) {
-#if ENABLE(DASHBOARD_SUPPORT)
-        if (usesDashboardBackwardCompatibilityMode())
-            return;
-#endif
-
         ec = INVALID_STATE_ERR;
         return;
     }
@@ -973,7 +948,7 @@ void XMLHttpRequest::setRequestHeader(const AtomicString& name, const String& va
         return;
     }
 
-    // A privileged script (e.g. a Dashboard widget) can set any headers.
+    // A privileged script can set any headers.
     if (!securityOrigin()->canLoadLocalResources() && !isAllowedHTTPHeader(name)) {
         logConsoleError(scriptExecutionContext(), "Refused to set unsafe header \"" + name + "\"");
         return;