Add TypeChecking=Unrestricted to DataView

Source/core/dom/DataView.idl

Index: Source/core/dom/DataView.idl
diff --git a/Source/core/dom/DataView.idl b/Source/core/dom/DataView.idl
index 7332c719208db3a20831882343aa1161ad3f8f46..957879b9d4829371e49284113e566dab15841689 100644
--- a/Source/core/dom/DataView.idl
+++ b/Source/core/dom/DataView.idl
@@ -28,7 +28,7 @@
 [
     Exposed=(Window,Worker),
     ImplementedAs=DOMDataView,
-    TypeChecking=Interface,
+    TypeChecking=(Interface,Unrestricted),
 ] interface DataView : ArrayBufferView {
     // All these methods raise an exception if they would read or write beyond the end of the view.
 
@@ -40,7 +40,6 @@
     [RaisesException] long getInt32(unsigned long byteOffset, optional boolean littleEndian);
     [RaisesException] unsigned long getUint32(unsigned long byteOffset, optional boolean littleEndian);
 
-    // Use custom code to handle NaN case for JSC.
     [RaisesException] float getFloat32(unsigned long byteOffset, optional boolean littleEndian);
     [RaisesException] double getFloat64(unsigned long byteOffset, optional boolean littleEndian);
 
@@ -51,6 +50,6 @@
     [RaisesException] void setUint16(unsigned long byteOffset, unsigned short value, optional boolean littleEndian);
     [RaisesException] void setInt32(unsigned long byteOffset, long value, optional boolean littleEndian);
     [RaisesException] void setUint32(unsigned long byteOffset, unsigned long value, optional boolean littleEndian);
-    [RaisesException] void setFloat32(unsigned long byteOffset, float value, optional boolean littleEndian);
-    [RaisesException] void setFloat64(unsigned long byteOffset, double value, optional boolean littleEndian);
+    [RaisesException] void setFloat32(unsigned long byteOffset, unrestricted float value, optional boolean littleEndian);
+    [RaisesException] void setFloat64(unsigned long byteOffset, unrestricted double value, optional boolean littleEndian);
 };