pdfviewer: code cleanup - add licence on files, make replace __DEFINE__foo with foo_DEFINED to matc…

experimental/PdfViewer/SkPdfFont.h

-#ifndef __DEFINED__SkPdfFont
-#define __DEFINED__SkPdfFont
+/*
+ * Copyright 2013 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#ifndef SkPdfFont_DEFINED
+#define SkPdfFont_DEFINED
 
 #include "SkPdfHeaders_autogen.h"
 #include "SkPdfMapper_autogen.h"
 
 #include "SkTypeface.h"
 #include "SkUtils.h"
 #include "SkPdfGraphicsState.h"
 #include "SkPdfUtils.h"
 #include "SkTDict.h"
 
@@ skipping 420 matching lines @@
         pdfContext->fGraphicsState.fMatrixTm.preTranslate(SkDoubleToScalar(pdfContext->fGraphicsState.fCurFontSize * fChars[ch - fFirstChar].fWidth),
                              SkDoubleToScalar(0.0));
         return fChars[ch - fFirstChar].fWidth;
     }
 
     virtual void afterWord(SkPaint* paint, SkMatrix* matrix) {
 
     }
 };
 
-#endif  // __DEFINED__SkPdfFont
+#endif  // SkPdfFont_DEFINED