Implement a basic PPAPI plugin for Blink layout tests.

content/public/test/ppapi_test_utils.cc

Index: content/public/test/ppapi_test_utils.cc
diff --git a/content/public/test/ppapi_test_utils.cc b/content/public/test/ppapi_test_utils.cc
index 0c9e5455c26ebe65a8d84fe06b01dc17634e51c4..6078594d8bd637d26f5f7532b32a201bdf2ca54e 100644
--- a/content/public/test/ppapi_test_utils.cc
+++ b/content/public/test/ppapi_test_utils.cc
@@ -18,7 +18,8 @@ namespace {
 bool RegisterPlugin(
     base::CommandLine* command_line,
     const base::FilePath::StringType& library_name,
-    const base::FilePath::StringType& extra_registration_parameters) {
+    const base::FilePath::StringType& extra_registration_parameters,
+    const base::FilePath::StringType& mime_type) {
   base::FilePath plugin_dir;
   if (!PathService::Get(base::DIR_MODULE, &plugin_dir))
     return false;
@@ -30,12 +31,22 @@ bool RegisterPlugin(
     return false;
   base::FilePath::StringType pepper_plugin = plugin_path.value();
   pepper_plugin.append(extra_registration_parameters);
-  pepper_plugin.append(FILE_PATH_LITERAL(";application/x-ppapi-tests"));
+  pepper_plugin.append(FILE_PATH_LITERAL(";"));
+  pepper_plugin.append(mime_type);
   command_line->AppendSwitchNative(switches::kRegisterPepperPlugins,
                                    pepper_plugin);
   return true;
 }
 
+bool RegisterPluginWithDefaultMimeType(
+    base::CommandLine* command_line,
+    const base::FilePath::StringType& library_name,
+    const base::FilePath::StringType& extra_registration_parameters) {
+  return RegisterPlugin(command_line, library_name,
+                        extra_registration_parameters,
+                        FILE_PATH_LITERAL("application/x-ppapi-tests"));
+}
+
 }  // namespace
 
 bool RegisterTestPlugin(base::CommandLine* command_line) {
@@ -53,14 +64,32 @@ bool RegisterTestPluginWithExtraParameters(
 #elif defined(OS_POSIX)
   base::FilePath::StringType plugin_library = "libppapi_tests.so";
 #endif
-  return RegisterPlugin(command_line, plugin_library,
-                        extra_registration_parameters);
+  return RegisterPluginWithDefaultMimeType(command_line, plugin_library,
+                                           extra_registration_parameters);
 }
 
 bool RegisterPowerSaverTestPlugin(base::CommandLine* command_line) {
   base::FilePath::StringType library_name =
       base::FilePath::FromUTF8Unsafe(ppapi::kPowerSaverTestPluginName).value();
-  return RegisterPlugin(command_line, library_name, FILE_PATH_LITERAL(""));
+  return RegisterPluginWithDefaultMimeType(command_line, library_name,
+                                           FILE_PATH_LITERAL(""));
 }
 
+bool RegisterBlinkTestPlugin(base::CommandLine* command_line) {
+#if defined(OS_WIN)
+  static const base::FilePath::CharType kPluginLibrary[] =
+      L"blink_test_plugin.dll";
+#elif defined(OS_MACOSX)
+  static const base::FilePath::CharType kPluginLibrary[] =
+      "blink_test_plugin.plugin";
+#elif defined(OS_POSIX)
+  static const base::FilePath::CharType kPluginLibrary[] =
+      "libblink_test_plugin.so";
+#endif
+  // #name#description#version
+  static const base::FilePath::CharType kExtraParameters[] =
+      FILE_PATH_LITERAL("#Blink Test Plugin#Interesting description.#0.8");
+  return RegisterPlugin(command_line, kPluginLibrary, kExtraParameters,
+                        FILE_PATH_LITERAL("application/x-blink-test-plugin"));
+}
 }  // namespace ppapi