Revert "[blink-in-js] Migrate resources required for blink-in-js to grd - part 3"

Source/platform/PlatformResourceLoader.h

Index: Source/platform/PlatformResourceLoader.h
diff --git a/Source/platform/PlatformResourceLoader.h b/Source/platform/PlatformResourceLoader.h
deleted file mode 100644
index e2db013c6374320729c668ddc9cee5f5f198294f..0000000000000000000000000000000000000000
--- a/Source/platform/PlatformResourceLoader.h
+++ /dev/null
@@ -1,17 +0,0 @@
-// Copyright 2014 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.
-
-#ifndef PlatformResourceLoader_h
-#define PlatformResourceLoader_h
-
-#include "platform/PlatformExport.h"
-#include "wtf/text/WTFString.h"
-
-namespace blink {
-
-PLATFORM_EXPORT String loadResourceAsASCIIString(const char* resource);
-
-} // namespace blink
-
-#endif // PlatformResourceLoader_h