Init Mojo embedder for Windows NaCl plugins.

chrome/test/ppapi/ppapi_browsertest.cc

Index: chrome/test/ppapi/ppapi_browsertest.cc
diff --git a/chrome/test/ppapi/ppapi_browsertest.cc b/chrome/test/ppapi/ppapi_browsertest.cc
index 8f6a5716de042f1960dfb7c12aca6bf7ee1a5a8e..e93114e52eaa7b81e5109a472e25e73521243ce3 100644
--- a/chrome/test/ppapi/ppapi_browsertest.cc
+++ b/chrome/test/ppapi/ppapi_browsertest.cc
@@ -1452,17 +1452,17 @@ class MojoPPAPITest : public InProcessBrowserTest {
   std::string result_;
 };
 
-#if defined(OS_POSIX)
-#define MAYBE_MOJO(test_name) test_name
-#else
-#define MAYBE_MOJO(test_name) DISABLED_##test_name
-#endif
-
-IN_PROC_BROWSER_TEST_F(MojoPPAPITest, MAYBE_MOJO(Mojo)) {
+IN_PROC_BROWSER_TEST_F(MojoPPAPITest, Mojo) {
   RunTest();
 }
 
-IN_PROC_BROWSER_TEST_F(MojoPPAPITest, MAYBE_MOJO(MojoFailsWithoutFlag)) {
+#if defined(OS_WIN)
+#define MAYBE_MojoFailsWithoutFlag DISABLED_MojoFailsWithoutFlag
+#else
+#define MAYBE_MojoFailsWithoutFlag MojoFailsWithoutFlag
+#endif
+
+IN_PROC_BROWSER_TEST_F(MojoPPAPITest, MAYBE_MojoFailsWithoutFlag) {
   RunTestWithoutFlag();
 }
 #endif