Add constants and primitive type readonly attributes to Python IDL compiler

Source/core/core.gypi

Index: Source/core/core.gypi
diff --git a/Source/core/core.gypi b/Source/core/core.gypi
index 52e847368d9032cbfef36f429806df00fc092666..302f088b08f1b8216e1d9bd134007676b61b99e6 100644
--- a/Source/core/core.gypi
+++ b/Source/core/core.gypi
@@ -106,7 +106,6 @@
             'dom/shadow/ShadowRoot.idl',
             'fileapi/Blob.idl',
             'fileapi/File.idl',
-            'fileapi/FileError.idl',
             'fileapi/FileList.idl',
             'fileapi/FileReader.idl',
             'fileapi/FileReaderSync.idl',
@@ -243,7 +242,6 @@
             'page/History.idl',
             'page/ImageBitmap.idl',
             'page/Location.idl',
-            'page/MemoryInfo.idl',
             'page/Navigator.idl',
             'page/NavigatorID.idl',
             'page/NavigatorOnLine.idl',
@@ -252,7 +250,6 @@
             'page/PerformanceEntry.idl',
             'page/PerformanceMark.idl',
             'page/PerformanceMeasure.idl',
-            'page/PerformanceNavigation.idl',
             'page/PerformanceResourceTiming.idl',
             'page/PerformanceTiming.idl',
             'page/Screen.idl',
@@ -295,6 +292,7 @@
             'dom/DocumentFullscreen.idl',
             'dom/RequestAnimationFrameCallback.idl',
             'dom/StringCallback.idl',
+            'fileapi/FileError.idl',
             'html/VoidCallback.idl',
             'html/canvas/CanvasPattern.idl',
             'html/canvas/EXTFragDepth.idl',
@@ -310,6 +308,8 @@
             'html/canvas/WebGLTexture.idl',
             'html/canvas/WebGLUniformLocation.idl',
             'html/canvas/WebGLVertexArrayObjectOES.idl',
+            'page/MemoryInfo.idl',
+            'page/PerformanceNavigation.idl',
             'page/WindowBase64.idl',
             'page/WindowPagePopup.idl',
             'page/WindowTimers.idl',
@@ -3689,12 +3689,12 @@
           'testing/InternalSettings.idl',
           'testing/LayerRect.idl',
           'testing/LayerRectList.idl',
-          'testing/MallocStatistics.idl',
           'testing/TypeConversions.idl',
           '<(SHARED_INTERMEDIATE_DIR)/blink/InternalSettingsGenerated.idl',
           '<(SHARED_INTERMEDIATE_DIR)/blink/InternalRuntimeFlags.idl',
         ],
         'python_webcore_test_support_idl_files': [
+          'testing/MallocStatistics.idl',
         ],
         'webcore_test_support_files': [
             'testing/v8/WebCoreTestSupport.cpp',