Dart: Removes dartzip

services/dart/content_handler_main.cc

 // Copyright 2014 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.
 
 #include "base/bind.h"
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
 #include "base/strings/string_util.h"
 #include "base/synchronization/waitable_event.h"
 #include "base/threading/platform_thread.h"
@@ skipping 147 matching lines @@
     mojo::URLResponsePtr response) {
   base::trace_event::TraceLog::GetInstance()
       ->SetCurrentThreadBlocksMessageLoop();
 
   TRACE_EVENT1("dart_content_handler", "DartContentHandler::CreateApplication",
                "url", response->url.get());
 
   base::FilePath application_dir;
   std::string url = response->url.get();
   if (IsDartZip(response->url.get())) {
-    // Loading a .dartzip:
-    // 1) Extract the .dartzip
+    // Loading a zipped snapshot:
+    // 1) Extract the zip file.
     // 2) Launch from temporary directory (|application_dir|).
     handler_task_runner_->PostTask(
         FROM_HERE,
         base::Bind(
             &DartContentHandlerApp::ExtractApplication, base::Unretained(app_),
             base::Unretained(&application_dir), base::Passed(response.Pass()),
             base::Bind(
                 base::IgnoreResult(&base::SingleThreadTaskRunner::PostTask),
                 base::MessageLoop::current()->task_runner(), FROM_HERE,
                 base::MessageLoop::QuitWhenIdleClosure())));
     base::RunLoop().Run();
     return make_scoped_ptr(
         new DartApp(application_request.Pass(), application_dir, strict_));
   } else {
     // Loading a raw .dart file pointed at by |url|.
     return make_scoped_ptr(
         new DartApp(application_request.Pass(), url, strict_));
   }
 }
 
 }  // namespace dart
 
 MojoResult MojoMain(MojoHandle application_request) {
   mojo::ApplicationRunnerChromium runner(new dart::DartContentHandlerApp);
   MojoResult r = runner.Run(application_request);
   // TODO(johnmccutchan): Remove this once the Dart VM shuts down threads.
   base::PlatformThread::Sleep(base::TimeDelta::FromMilliseconds(100));
   return r;
 }