Make PPAPI use 'new ProgressEvent' instead of initProgressEvent.

ppapi/native_client/src/trusted/plugin/plugin.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifdef _MSC_VER
 // Do not warn about use of std::copy with raw pointers.
 #pragma warning(disable : 4996)
 #endif
 
 #include "native_client/src/trusted/plugin/plugin.h"
@@ skipping 1957 matching lines @@
                  "loaded=%"NACL_PRIu64", total=%"NACL_PRIu64")\n",
                  event->event_type(),
                  event->url(),
                  static_cast<int>(event->length_computable()),
                  event->loaded_bytes(),
                  event->total_bytes()));
 
   static const char* kEventClosureJS =
       "(function(target, type, url,"
       "          lengthComputable, loadedBytes, totalBytes) {"
-      "    var progress_event = document.createEvent('ProgressEvent');"
-      "    progress_event.initProgressEvent(type, false, true,"
-      "                                     lengthComputable,"
-      "                                     loadedBytes,"
-      "                                     totalBytes);"
+      "    var progress_event = new ProgressEvent(type, {"
+      "        bubbles: false,"

[polina, 2011/11/07 19:42:06]

this is so much easier to read!

+      "        cancelable: true,"
+      "        lengthComputable: lengthComputable,"
+      "        loaded: loadedBytes,"
+      "        total: totalBytes"
+      "      });"
       "    progress_event.url = url;"
       "    target.dispatchEvent(progress_event);"
       "})";
 
   // Create a function object by evaluating the JavaScript text.
   // TODO(sehr, polina): We should probably cache the created function object to
   // avoid JavaScript reparsing.
   pp::VarPrivate exception;
   pp::VarPrivate function_object = ExecuteScript(kEventClosureJS, &exception);
   if (!exception.is_undefined() || !function_object.is_object()) {
@@ skipping 48 matching lines @@
   std::string scheme = canonicalized.AsString().substr(comps.scheme.begin,
                                                        comps.scheme.len);
   if (scheme == kChromeExtensionUriScheme)
     return SCHEME_CHROME_EXTENSION;
   if (scheme == kDataUriScheme)
     return SCHEME_DATA;
   return SCHEME_OTHER;
 }
 
 }  // namespace plugin