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

ppapi/tests/test_image_data.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.
 
 #include "ppapi/tests/test_image_data.h"
 
 #include "ppapi/cpp/graphics_2d.h"
 #include "ppapi/cpp/image_data.h"
 #include "ppapi/cpp/instance.h"
 #include "ppapi/cpp/module.h"
 #include "ppapi/tests/testing_instance.h"
 
 REGISTER_TEST_CASE(ImageData);
 
 bool TestImageData::Init() {
   image_data_interface_ = reinterpret_cast<PPB_ImageData const*>(
       pp::Module::Get()->GetBrowserInterface(PPB_IMAGEDATA_INTERFACE));
   return !!image_data_interface_;
 }
 
-void TestImageData::RunTest() {
+void TestImageData::RunTests(const std::string& filter) {
   instance_->LogTest("InvalidFormat", TestInvalidFormat());
   instance_->LogTest("InvalidSize", TestInvalidSize());
   instance_->LogTest("HugeSize", TestHugeSize());
   instance_->LogTest("InitToZero", TestInitToZero());
   instance_->LogTest("IsImageData", TestIsImageData());
 }
 
 std::string TestImageData::TestInvalidFormat() {
   pp::ImageData a(instance_, static_cast<PP_ImageDataFormat>(1337),
                   pp::Size(16, 16), true);
@@ skipping 101 matching lines @@
   // Make a valid image resource.
   pp::ImageData img(instance_, PP_IMAGEDATAFORMAT_BGRA_PREMUL,
                     pp::Size(w, h), true);
   if (img.is_null())
     return "Couldn't create image data";
   if (!image_data_interface_->IsImageData(img.pp_resource()))
     return "Image data should be identified as an image";
 
   PASS();
 }