Move XMLHttpRequest related files to core/xmlhttprequest.

Source/core/core.gypi

 {
     'includes': [
       'core_generated.gypi',
     ],
     'variables': {
         # Files for which bindings (.cpp and .h files) will be generated
         'core_idl_files': [
             'animation/Animation.idl',
             'animation/AnimationEffect.idl',
             'animation/AnimationNode.idl',
@@ skipping 415 matching lines @@
             'timing/PerformanceEntry.idl',
             'timing/PerformanceMark.idl',
             'timing/PerformanceMeasure.idl',
             'timing/PerformanceNavigation.idl',
             'timing/PerformanceResourceTiming.idl',
             'timing/PerformanceTiming.idl',
             'workers/Worker.idl',
             'workers/WorkerConsole.idl',
             'workers/WorkerLocation.idl',
             'xml/DOMParser.idl',
-            'xml/XMLHttpRequest.idl',
-            'xml/XMLHttpRequestEventTarget.idl',
-            'xml/XMLHttpRequestProgressEvent.idl',
-            'xml/XMLHttpRequestUpload.idl',
             'xml/XMLSerializer.idl',
             'xml/XPathEvaluator.idl',
             'xml/XPathExpression.idl',
             'xml/XPathNSResolver.idl',
             'xml/XPathResult.idl',
             'xml/XSLTProcessor.idl',
+            'xmlhttprequest/XMLHttpRequest.idl',
+            'xmlhttprequest/XMLHttpRequestEventTarget.idl',
+            'xmlhttprequest/XMLHttpRequestProgressEvent.idl',
+            'xmlhttprequest/XMLHttpRequestUpload.idl',
         ],
         # core IDL files that have partial interfaces in modules.
         'core_idl_with_modules_dependency_files': [
             'clipboard/DataTransferItem.idl',
             'dom/URL.idl',
             'frame/Navigator.idl',
             'frame/Screen.idl',
             'frame/Window.idl',
             'html/HTMLInputElement.idl',
             'html/HTMLMediaElement.idl',
@@ skipping 72 matching lines @@
             'events/TouchEvent.idl',
             'events/TransitionEvent.idl',
             'events/UIEvent.idl',
             'events/WebKitAnimationEvent.idl',
             'events/WheelEvent.idl',
             'html/MediaKeyEvent.idl',
             'html/canvas/WebGLContextEvent.idl',
             'html/track/TrackEvent.idl',
             'storage/StorageEvent.idl',
             'svg/SVGZoomEvent.idl',
-            'xml/XMLHttpRequestProgressEvent.idl',
+            'xmlhttprequest/XMLHttpRequestProgressEvent.idl',
         ],
         'webcore_files': [
             'Init.cpp',
             'Init.h',
             'accessibility/AXARIAGrid.cpp',
             'accessibility/AXARIAGrid.h',
             'accessibility/AXARIAGridCell.cpp',
             'accessibility/AXARIAGridCell.h',
             'accessibility/AXARIAGridRow.cpp',
             'accessibility/AXARIAGridRow.h',
@@ skipping 1407 matching lines @@
             'workers/WorkerScriptLoaderClient.h',
             'workers/WorkerThread.cpp',
             'workers/WorkerThreadStartupData.cpp',
             'workers/WorkerThreadStartupData.h',
             'xml/DOMParser.cpp',
             'xml/DOMParser.h',
             'xml/DocumentXPathEvaluator.cpp',
             'xml/DocumentXPathEvaluator.h',
             'xml/NativeXPathNSResolver.cpp',
             'xml/NativeXPathNSResolver.h',
-            'xml/XMLHttpRequest.cpp',
-            'xml/XMLHttpRequest.h',
-            'xml/XMLHttpRequestEventTarget.h',
-            'xml/XMLHttpRequestProgressEvent.h',
-            'xml/XMLHttpRequestProgressEventThrottle.cpp',
-            'xml/XMLHttpRequestProgressEventThrottle.h',
-            'xml/XMLHttpRequestUpload.cpp',
-            'xml/XMLHttpRequestUpload.h',
             'xml/XMLSerializer.cpp',
             'xml/XMLSerializer.h',
             'xml/XPathEvaluator.cpp',
             'xml/XPathEvaluator.h',
             'xml/XPathExpression.cpp',
             'xml/XPathExpression.h',
             'xml/XPathExpressionNode.cpp',
             'xml/XPathExpressionNode.h',
             'xml/XPathFunctions.cpp',
             'xml/XPathFunctions.h',
@@ skipping 31 matching lines @@
             'xml/parser/MarkupTokenizerInlines.h',
             'xml/parser/SharedBufferReader.cpp',
             'xml/parser/SharedBufferReader.h',
             'xml/parser/XMLDocumentParser.cpp',
             'xml/parser/XMLDocumentParser.h',
             'xml/parser/XMLDocumentParserScope.cpp',
             'xml/parser/XMLDocumentParserScope.h',
             'xml/parser/XMLErrors.cpp',
             'xml/parser/XMLErrors.h',
             'xml/parser/XMLParserInput.h',
+            'xmlhttprequest/XMLHttpRequest.cpp',
+            'xmlhttprequest/XMLHttpRequest.h',
+            'xmlhttprequest/XMLHttpRequestEventTarget.h',
+            'xmlhttprequest/XMLHttpRequestProgressEvent.h',
+            'xmlhttprequest/XMLHttpRequestProgressEventThrottle.cpp',
+            'xmlhttprequest/XMLHttpRequestProgressEventThrottle.h',
+            'xmlhttprequest/XMLHttpRequestUpload.cpp',
+            'xmlhttprequest/XMLHttpRequestUpload.h',
         ],
         'webcore_dom_files': [
             'dom/ActiveDOMObject.cpp',
             'dom/AddConsoleMessageTask.cpp',
             'dom/AddConsoleMessageTask.h',
             'dom/Attr.cpp',
             'dom/AttributeCollection.h',
             'dom/CDATASection.cpp',
             'dom/CDATASection.h',
             'dom/CSSSelectorWatch.cpp',
@@ skipping 1565 matching lines @@
             'rendering/style/OutlineValueTest.cpp',
             'rendering/style/RenderStyleTest.cpp',
             'testing/PrivateScriptTestTest.cpp',
             'streams/ReadableStreamTest.cpp',
             'testing/UnitTestHelpers.cpp',
             'testing/UnitTestHelpers.h',
             'xml/parser/SharedBufferReaderTest.cpp',
         ],
     }
 }