Rename VulkanViewer to Viewer, take 2.

tools/vulkan/viewer/SKPSlide.cpp

-/*
-* Copyright 2016 Google Inc.
-*
-* Use of this source code is governed by a BSD-style license that can be
-* found in the LICENSE file.
-*/
-
-#include "SKPSlide.h"
-
-#include "SkCanvas.h"
-#include "SkCommonFlags.h"
-#include "SkOSFile.h"
-#include "SkStream.h"
-
-SKPSlide::SKPSlide(const SkString& name, const SkString& path) : fPath(path) {
-    fName = name;
-}
-
-SKPSlide::~SKPSlide() {}
-
-void SKPSlide::draw(SkCanvas* canvas) {
-    if (fPic.get()) {
-        bool isOffset = SkToBool(fCullRect.left() | fCullRect.top());
-        if (isOffset) {
-            canvas->save();
-            canvas->translate(SkIntToScalar(-fCullRect.left()), SkIntToScalar(-fCullRect.top()));
-        }
-
-        canvas->drawPicture(fPic.get());
-
-        if (isOffset) {
-            canvas->restore();
-        }
-    }
-}
-
-static sk_sp<SkPicture> read_picture(const char path[]) {
-    SkAutoTDelete<SkStream> stream(SkStream::NewFromFile(path));
-    if (stream.get() == nullptr) {
-        SkDebugf("Could not read %s.\n", path);
-        return nullptr;
-    }
-
-    auto pic = SkPicture::MakeFromStream(stream.get());
-    if (!pic) {
-        SkDebugf("Could not read %s as an SkPicture.\n", path);
-    }
-    return pic;
-}
-
-void SKPSlide::load() {
-    fPic = read_picture(fPath.c_str());
-    fCullRect = fPic->cullRect().roundOut();
-}
-
-void SKPSlide::unload() {
-    fPic.reset(nullptr);
-}