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diff --git a/chromium/third_party/skia/experimental/PdfViewer/inc/SkPdfRenderer.h b/chromium/third_party/skia/experimental/PdfViewer/inc/SkPdfRenderer.h
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+++ b/chromium/third_party/skia/experimental/PdfViewer/inc/SkPdfRenderer.h
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+/*
+ * 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 SkPdfRenderer_DEFINED
+#define SkPdfRenderer_DEFINED
+
+#include "SkTypes.h"
+
+class SkBitmap;
+class SkCanvas;
+class SkPdfNativeDoc;
+struct SkRect;
+class SkStream;
+
+// What kind of content to render.
+// FIXME: Currently unused.
+enum SkPdfContent {
+    kNoForms_SkPdfContent,
+    kAll_SkPdfContent,
+};
+
+/** \class SkPdfRenderer
+ *
+ *  The SkPdfRenderer class is used to render a PDF into canvas.
+ *
+ */
+class SkPdfRenderer : SkNoncopyable {
+public:
+    // Create a new renderer from a stream.
+    // TODO(edisonn): replace it with a SkSmartStream which would know to to efficiently
+    // deal with a HTTP stream.
+    // FIXME: Untested.
+    static SkPdfRenderer* CreateFromStream(SkStream*);
+    // Create a new renderer from a file.
+    static SkPdfRenderer* CreateFromFile(const char* filename);
+
+    ~SkPdfRenderer();
+
+    // Render a specific page into the canvas, in a specific rectangle.
+    bool renderPage(int page, SkCanvas* canvas, const SkRect& dst) const;
+
+    // Returns the number of pages in the loaded pdf.
+    int pages() const;
+
+    // Returns the MediaBox of a page. Can be used by client to crate a canvas.
+    SkRect MediaBox(int page) const;
+
+    // TODO(edisonn): for testing only, probably it should be removed, unless some client wants to
+    // let users know how much memory the PDF needs.
+    size_t bytesUsed() const;
+
+private:
+    // Takes ownership of SkPdfNativeDoc.
+    SkPdfRenderer(SkPdfNativeDoc*);
+    SkPdfNativeDoc* fPdfDoc;
+};
+
+// For testing only, reports stats about rendering, like how many operations failed, or are NYI, ...
+void reportPdfRenderStats();
+
+// Renders a page of a pdf in a bitmap.
+bool SkPDFNativeRenderToBitmap(SkStream* stream,
+                               SkBitmap* output,
+                               int page = 0,
+                               SkPdfContent content = kAll_SkPdfContent,
+                               double dpi = 72.0);
+
+// TODO(edisonn): add options to render forms, checkboxes, ...
+// TODO(edisonn): Add API for Forms viewing and editing
+// e.g. SkBitmap getPage(int page);
+//      int formsCount();
+//      SkForm getForm(int formID); // SkForm(SkRect, .. other data)
+// TODO (edisonn): Add intend when loading pdf, for example: for viewing, for parsing content, ...
+
+#endif  // SkPdfRenderer_DEFINED