Use ConstructFromLiteral instead of implicit conversion

Source/core/svg/graphics/SVGImage.cpp

 /*
  * Copyright (C) 2006 Eric Seidel <eric@webkit.org>
  * Copyright (C) 2008, 2009 Apple Inc. All rights reserved.
  * Copyright (C) Research In Motion Limited 2011. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
@@ skipping 408 matching lines @@
         FrameLoader& loader = frame->loader();
         loader.forceSandboxFlags(SandboxAll);
 
         frame->view()->setScrollbarsSuppressed(true);
         frame->view()->setCanHaveScrollbars(false); // SVG Images will always synthesize a viewBox, if it's not available, and thus never see scrollbars.
         frame->view()->setTransparent(true); // SVG Images are transparent.
 
         m_page = page.release();
 
         TRACE_EVENT0("blink", "SVGImage::dataChanged::load");
-        loader.load(FrameLoadRequest(0, blankURL(), SubstituteData(data(), "image/svg+xml", "UTF-8", KURL(), ForceSynchronousLoad)));
+        loader.load(FrameLoadRequest(0, blankURL(), SubstituteData(data(), AtomicString("image/svg+xml", AtomicString::ConstructFromLiteral),
+            AtomicString("UTF-8", AtomicString::ConstructFromLiteral), KURL(), ForceSynchronousLoad)));
         // Set the intrinsic size before a container size is available.
         m_intrinsicSize = containerSize();
     }
 
     return m_page;
 }
 
 String SVGImage::filenameExtension() const
 {
     return "svg";
 }
 
 }