Plugin Power Saver: Add comprehensive browser tests.

ppapi/shared_impl/ppapi_constants.h

Index: ppapi/shared_impl/ppapi_constants.h
diff --git a/ppapi/shared_impl/ppapi_constants.h b/ppapi/shared_impl/ppapi_constants.h
index dcc9b29de5ec06bf8c7009e301e0f13bcde75b9f..7882e835d34c4fd3d02e24be67b96c76b10e11c1 100644
--- a/ppapi/shared_impl/ppapi_constants.h
+++ b/ppapi/shared_impl/ppapi_constants.h
@@ -14,6 +14,14 @@ namespace ppapi {
 // used to kill inactive plugins by the embedder host.
 const unsigned kKeepaliveThrottleIntervalDefaultMilliseconds = 5000;
 
+#if defined(OS_WIN)
+const char kPpapiTestLibraryName[] = "ppapi_tests.dll";
+#elif defined(OS_MACOSX)
+const char kPpapiTestLibraryName[] = "ppapi_tests.plugin";
+#elif defined(OS_POSIX)
+const char kPpapiTestLibraryName[] = "libppapi_tests.so";
+#endif
+
 }  // namespace ppapi
 
 #endif  // PPAPI_SHARED_IMPL_PPAPI_CONSTANTS_H_