Revert "Use V8 implementation of ArrayBuffer in Blink."

LayoutTests/fast/canvas/webgl/script-tests/array-message-passing.js

 window.jsTestIsAsync = true;
 
 description('Test passing ArrayBuffers and ArrayBufferViews in messages.');
 window.testsComplete = 0;
 
 function classCompare(testName, got, sent) {
     var classString = Object.prototype.toString;
     var gotClass = classString.call(got);
     var sentClass = classString.call(sent);
     if (gotClass !== sentClass) {
@@ skipping 189 matching lines @@
     } catch(e) {
         testFailed(currentTest[0] + ": unexpected exception " + e);
     }
     doneTest();
 }
 window.addEventListener('message', windowHandleMessage);
 
 for (var t = 0; t < testList.length; ++t) {
     var currentTest = testList[t];
     var message = {testNum: t, testData: currentTest[1]};
-    try {
-        window.postMessage(message, '*');
-    } catch(e) {
-        testFailed(currentTest[0], ": unexpected postMessage exception " + e);
-        doneTest();
-    }
+    window.postMessage(message, '*');
 }