Implement File constructor.

LayoutTests/http/tests/xmlhttprequest/post-blob-content-type-sync.html

Index: LayoutTests/http/tests/xmlhttprequest/post-blob-content-type-sync.html
diff --git a/LayoutTests/http/tests/xmlhttprequest/post-blob-content-type-sync.html b/LayoutTests/http/tests/xmlhttprequest/post-blob-content-type-sync.html
index dadf2c6c88cfa25c8a01fbba37cabfe6e285480d..a3ccaefbeb4a063d0775403ffe0d6c811a8f38bd 100644
--- a/LayoutTests/http/tests/xmlhttprequest/post-blob-content-type-sync.html
+++ b/LayoutTests/http/tests/xmlhttprequest/post-blob-content-type-sync.html
@@ -16,35 +16,44 @@
     function runSyncTests() {
         var testCount = xhrBlobTestCases.length;
         for (var i = 0; i < testCount; i++) {
-            var mime = xhrBlobTestCases[i].mime;
-            var expectedMime = xhrBlobTestCases[i].expectedMime;
-            var url = xhrBlobTestCases[i].url !== undefined ? xhrBlobTestCases[i].url + xhrBlobTestUrl : xhrBlobTestUrl;
-            url += xhrBlobTestCases[i].allowOrigin || "";
-            if (xhrBlobTestCases[i].shouldThrow !== undefined) {
+            var testCase = xhrBlobTestCases[i];
+            var mime = testCase.mime;
+            var file = testCase.file;
+            var expectedMime = testCase.expectedMime;
+            var url = testCase.url !== undefined ? testCase.url + xhrBlobTestUrl : xhrBlobTestUrl;
+            url += testCase.allowOrigin || "";
+            if (testCase.shouldThrow !== undefined) {
                 try {
-                    testBlobContentTypeSync(url, mime, expectedMime);
+                    testBlobContentTypeSync(url, file, mime, expectedMime);
                 } catch (e) {
                     testPassed("Exception should be thrown.")
                 }
             } else {
-                testBlobContentTypeSync(url, mime, expectedMime);
+                testBlobContentTypeSync(url, file, mime, expectedMime);
             }
         }
     }
 
-    function testBlobContentTypeSync(url, mimeType, expectedMime) {
+    function testBlobContentTypeSync(url, fileName, mimeType, expectedMime) {
         var blob;
-        if (mimeType !== "")
-            blob = new Blob(["Test content"], {type: mimeType});
-        else
-            blob = new Blob(["Test content"]);
+        if (fileName) {
+            if (mimeType !== "")
+                blob = new File(["Test content"], fileName, {type: mimeType});
+            else
+                blob = new File(["Test content"], fileName);
+        } else {
+            if (mimeType !== "")
+                blob = new Blob(["Test content"], {type: mimeType});
+            else
+                blob = new Blob(["Test content"]);
+        }
 
         xhr = new XMLHttpRequest();
         xhr.open("POST", url, false);
         xhr.send(blob);
         if (xhr.status === 200) {
-            expectedMimeType = JSON.parse(xhr.response)['content-type'] || "";
-            shouldBeEqualToString("expectedMimeType", expectedMime);
+            postedMimeType = JSON.parse(xhr.response)['content-type'] || "";
+            shouldBeEqualToString("postedMimeType", expectedMime);
         } else
             testFailed("Unknown error");