Remove FileError interface

third_party/WebKit/LayoutTests/fast/dom/script-tests/constructed-objects-prototypes.js

 description("Make sure prototypes are set up using the window a property came from, instead of the lexical global object.")
 
 var subframe = document.createElement("iframe");
 document.body.appendChild(subframe);
 var inner = subframe.contentWindow; // Call it "inner" to make shouldBe output shorter
 
 // Stash a property on the prototypes.
 window.Object.prototype.isInner = false;
 inner.Object.prototype.isInner = true;
 
@@ skipping 21 matching lines @@
             type == "ArrayBufferConstructor" ||
             type =="Float32ArrayConstructor" ||
             type =="Float64ArrayConstructor" ||
             type =="Int8ArrayConstructor" ||
             type =="Int16ArrayConstructor" ||
             type =="Int32ArrayConstructor" ||
             type =="Uint8ArrayConstructor" ||
             type =="Uint8ClampedArrayConstructor" ||
             type =="Uint16ArrayConstructor" ||
             type =="Uint32ArrayConstructor" ||
-            type == "FileErrorConstructor" ||
             type == "FileReaderConstructor" ||
             type == "AudioContextConstructor" ||
             type == "SpeechSynthesisUtteranceConstructor")
             continue;
         if (!type.match('Constructor$'))
             continue;
         constructorNames.push(property);
     }
     return constructorNames.sort();
 }
@@ skipping 14 matching lines @@
         constructedObject = eval("new inner." + constructorName + argumentsString);
     } catch(e) {
         continue;
     }
 
     shouldBeTrue("(new inner." + constructorName + argumentsString + ").isInner");
     shouldBeTrue("(new inner." + constructorName + argumentsString + ").constructor.isInner");
 }
 
 document.body.removeChild(subframe);