Pepper: Add a X-Requested-With header to URL requests done for Pepper plugins.

chrome/test/ppapi/ppapi_test.cc

Index: chrome/test/ppapi/ppapi_test.cc
diff --git a/chrome/test/ppapi/ppapi_test.cc b/chrome/test/ppapi/ppapi_test.cc
index 5da65af23cb562124c7a2e47b8508c7dabc4cc1e..b6d1a5a0c695db824d97bd23f1d92fe12e522157 100644
--- a/chrome/test/ppapi/ppapi_test.cc
+++ b/chrome/test/ppapi/ppapi_test.cc
@@ -263,14 +263,19 @@ void PPAPITest::SetUpCommandLine(CommandLine* command_line) {
   PPAPITestBase::SetUpCommandLine(command_line);
 
   // Append the switch to register the pepper plugin.
-  // library name = <out dir>/<test_name>.<library_extension>
-  // MIME type = application/x-ppapi-<test_name>
+  // library path = <out dir>/<test_name>.<library_extension>
+  // library name = "PPAPI Tests"
+  // version = "1.2.3"
+  // MIME type = "application/x-ppapi-tests"
   FilePath plugin_dir;
   EXPECT_TRUE(PathService::Get(base::DIR_MODULE, &plugin_dir));
 
   FilePath plugin_lib = plugin_dir.Append(library_name);
   EXPECT_TRUE(file_util::PathExists(plugin_lib));
   FilePath::StringType pepper_plugin = plugin_lib.value();
+  pepper_plugin.append(FILE_PATH_LITERAL("#PPAPI Tests"));
+  pepper_plugin.append(FILE_PATH_LITERAL("#"));  // No description.
+  pepper_plugin.append(FILE_PATH_LITERAL("#1.2.3"));
   pepper_plugin.append(FILE_PATH_LITERAL(";application/x-ppapi-tests"));
   command_line->AppendSwitchNative(switches::kRegisterPepperPlugins,
                                    pepper_plugin);