Make it possible to enable/disable specific ppapi tests. Migrate PostMessage tests.

ppapi/tests/test_url_loader.h

 // 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.
 
 #ifndef PAPPI_TESTS_TEST_URL_LOADER_H_
 #define PAPPI_TESTS_TEST_URL_LOADER_H_
 
 #include <string>
 
 #include "ppapi/tests/test_case.h"
 
 struct PPB_FileIOTrusted;
 struct PPB_URLLoaderTrusted;
 
 namespace pp {
 class FileIO;
 class FileRef;
 class FileSystem;
 class URLLoader;
 class URLRequestInfo;
 }
 
 class TestURLLoader : public TestCase {
  public:
   explicit TestURLLoader(TestingInstance* instance);
 
   // TestCase implementation.
   virtual bool Init();
-  virtual void RunTest();
+  virtual void RunTests(const std::string& filter);
 
  private:
   std::string ReadEntireFile(pp::FileIO* file_io, std::string* data);
   std::string ReadEntireResponseBody(pp::URLLoader* loader,
                                      std::string* body);
   std::string LoadAndCompareBody(const pp::URLRequestInfo& request,
                                  const std::string& expected_body);
   int32_t OpenFileSystem(pp::FileSystem* file_system, std::string* message);
   int32_t PrepareFileForPost(const pp::FileRef& file_ref,
                              const std::string& data,
@@ skipping 27 matching lines @@
   std::string TestCustomContentTransferEncoding();
   std::string TestAuditURLRedirect();
   std::string TestAbortCalls();
   std::string TestUntendedLoad();
 
   const PPB_FileIOTrusted* file_io_trusted_interface_;
   const PPB_URLLoaderTrusted* url_loader_trusted_interface_;
 };
 
 #endif  // PAPPI_TESTS_TEST_URL_LOADER_H_