Remove experimental/PdfViewer

experimental/PdfViewer/SkPdfUtils.cpp

-/*
- * Copyright 2013 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-#include "SkPdfUtils.h"
-
-bool operator !=(const SkString& first, const char* second) {
-    return !first.equals(second);
-}
-
-#ifdef PDF_TRACE
-void SkTraceMatrix(const SkMatrix& matrix, const char* sz) {
-    printf("SkMatrix %s ", sz);
-    for (int i = 0 ; i < 9 ; i++) {
-        printf("%f ", SkScalarToDouble(matrix.get(i)));
-    }
-    printf("\n");
-}
-
-void SkTraceRect(const SkRect& rect, const char* sz) {
-    printf("SkRect %s ", sz);
-    printf("x = %f ", SkScalarToDouble(rect.x()));
-    printf("y = %f ", SkScalarToDouble(rect.y()));
-    printf("w = %f ", SkScalarToDouble(rect.width()));
-    printf("h = %f ", SkScalarToDouble(rect.height()));
-    printf("\n");
-}
-#endif