Remove some deprecated file_util wstring functions.

skia/ext/vector_canvas_unittest.cc

 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "build/build_config.h"
 
 #include "webkit/tools/test_shell/image_decoder_unittest.h"
 
 #if !defined(OS_WIN)
 #include <unistd.h>
@@ skipping 66 matching lines @@
   void* data_;
 
   DISALLOW_COPY_AND_ASSIGN(Bitmap);
 };
 
 // Lightweight raw-bitmap management. The image, once initialized, is immuable.
 // It is mainly used for comparison.
 class Image {
  public:
   // Creates the image from the given filename on disk.
-  Image(const std::wstring& filename) : ignore_alpha_(true) {
+  explicit Image(const FilePath& filename) : ignore_alpha_(true) {
     Vector<char> compressed;
     ReadFileToVector(filename, &compressed);
     EXPECT_TRUE(compressed.size());
     WebCore::PNGImageDecoder decoder;
     decoder.setData(WebCore::SharedBuffer::adoptVector(compressed).get(), true);
     scoped_ptr<NativeImageSkia> image_data(
         decoder.frameBufferAtIndex(0)->asNewNativeImage());
     SetSkBitmap(*image_data);
   }
 
@@ skipping 18 matching lines @@
   // Loads the image from a canvas.
   Image(const SkBitmap& bitmap) : ignore_alpha_(true) {
     SetSkBitmap(bitmap);
   }
 
   int width() const { return width_; }
   int height() const { return height_; }
   int row_length() const { return row_length_; }
 
   // Save the image to a png file. Used to create the initial test files.
-  void SaveToFile(const std::wstring& filename) {
+  void SaveToFile(const FilePath& filename) {
     std::vector<unsigned char> compressed;
     ASSERT_TRUE(gfx::PNGCodec::Encode(&*data_.begin(),
                                       gfx::PNGCodec::FORMAT_BGRA,
                                       width_,
                                       height_,
                                       row_length_,
                                       true,
                                       &compressed));
     ASSERT_TRUE(compressed.size());
     FILE* f = file_util::OpenFile(filename, "wb");
@@ skipping 85 matching lines @@
 
   ImageTest(ProcessAction default_action)
       : action_(default_action) {
   }
 
  protected:
   virtual void SetUp() {
     const testing::TestInfo& test_info =
         *testing::UnitTest::GetInstance()->current_test_info();
     PathService::Get(base::DIR_SOURCE_ROOT, &test_dir_);
-    file_util::AppendToPath(&test_dir_, L"skia");
-    file_util::AppendToPath(&test_dir_, L"ext");
-    file_util::AppendToPath(&test_dir_, L"data");
-    file_util::AppendToPath(&test_dir_,
-        ASCIIToWide(test_info.test_case_name()));
-    file_util::AppendToPath(&test_dir_, ASCIIToWide(test_info.name()));
+    test_dir_ = test_dir_.AppendASCII("skia").
+                          AppendASCII("ext").
+                          AppendASCII("data").
+                          AppendASCII(test_info.test_case_name()).
+                          AppendASCII(test_info.name());
 
     // Hack for a quick lowercase. We assume all the tests names are ASCII.
-    std::string tmp(WideToASCII(test_dir_));
+    std::string tmp(WideToASCII(test_dir_.ToWStringHack()));
     for (size_t i = 0; i < tmp.size(); ++i)
       tmp[i] = ToLowerASCII(tmp[i]);
-    test_dir_ = ASCIIToWide(tmp);
+    test_dir_ = FilePath::FromWStringHack(ASCIIToWide(tmp));
 
     if (action_ == GENERATE) {
       // Make sure the directory exist.
       file_util::CreateDirectory(test_dir_);
     }
   }
 
   // Returns the fully qualified path of a data file.
-  std::wstring test_file(const std::wstring& filename) const {
+  FilePath test_file(const FilePath::StringType& filename) const {
     // Hack for a quick lowercase. We assume all the test data file names are
     // ASCII.
-    std::string tmp(WideToASCII(filename));
+#if defined(OS_WIN)
+    std::string tmp = WideToASCII(filename);
+#else
+    std::string tmp(filename);
+#endif
     for (size_t i = 0; i < tmp.size(); ++i)
       tmp[i] = ToLowerASCII(tmp[i]);
 
-    std::wstring path(test_dir_);
-    file_util::AppendToPath(&path, ASCIIToWide(tmp));
-    return path;
+    return test_dir_.AppendASCII(tmp);
   }
 
   // Compares or saves the bitmap currently loaded in the context, depending on
   // kGenerating value. Returns 0 on success or any positive value between ]0,
   // 100] on failure. The return value is the percentage of difference between
   // the image in the file and the image in the canvas.
   double ProcessCanvas(const skia::PlatformCanvas& canvas,
-                       std::wstring filename) const {
-    filename +=  L".png";
+                       FilePath::StringType filename) const {
+    filename = filename + FILE_PATH_LITERAL(".png");
     switch (action_) {
       case GENERATE:
         SaveImage(canvas, filename);
         return 0.;
       case COMPARE:
         return CompareImage(canvas, filename);
       case NOOP:
         return 0;
       default:
         // Invalid state, returns that the image is 100 different.
         return 100.;
     }
   }
 
   // Compares the bitmap currently loaded in the context with the file. Returns
   // the percentage of pixel difference between both images, between 0 and 100.
   double CompareImage(const skia::PlatformCanvas& canvas,
-                      const std::wstring& filename) const {
+                      const FilePath::StringType& filename) const {
     Image image1(canvas);
     Image image2(test_file(filename));
     double diff = image1.PercentageDifferent(image2);
     return diff;
   }
 
   // Saves the bitmap currently loaded in the context into the file.
   void SaveImage(const skia::PlatformCanvas& canvas,
-                 const std::wstring& filename) const {
+                 const FilePath::StringType& filename) const {
     Image(canvas).SaveToFile(test_file(filename));
   }
 
   ProcessAction action_;
 
   // Path to directory used to contain the test data.
-  std::wstring test_dir_;
+  FilePath test_dir_;
 
   DISALLOW_COPY_AND_ASSIGN(ImageTest);
 };
 
 // Premultiply the Alpha channel on the R, B and G channels.
 void Premultiply(SkBitmap bitmap) {
   SkAutoLockPixels lock(bitmap);
   for (int x = 0; x < bitmap.width(); ++x) {
     for (int y = 0; y < bitmap.height(); ++y) {
       uint32_t* pixel_addr = bitmap.getAddr32(x, y);
       uint32_t color = *pixel_addr;
       BYTE alpha = SkColorGetA(color);
       if (!alpha) {
         *pixel_addr = 0;
       } else {
         BYTE alpha_offset = alpha / 2;
         *pixel_addr = SkColorSetARGB(
             SkColorGetA(color),
             (SkColorGetR(color) * 255 + alpha_offset) / alpha,
             (SkColorGetG(color) * 255 + alpha_offset) / alpha,
             (SkColorGetB(color) * 255 + alpha_offset) / alpha);
       }
     }
   }
 }
 
-void LoadPngFileToSkBitmap(const std::wstring& filename,
+void LoadPngFileToSkBitmap(const FilePath& filename,
                            SkBitmap* bitmap,
                            bool is_opaque) {
   Vector<char> compressed;
   ReadFileToVector(filename, &compressed);
   EXPECT_TRUE(compressed.size());
   WebCore::PNGImageDecoder decoder;
   decoder.setData(WebCore::SharedBuffer::adoptVector(compressed).get(), true);
   scoped_ptr<NativeImageSkia> image_data(
       decoder.frameBufferAtIndex(0)->asNewNativeImage());
   *bitmap = *image_data;
@@ skipping 48 matching lines @@
     vcanvas_ = new VectorCanvas(context_->context(), size_, size_);
     pcanvas_ = new PlatformCanvas(size_, size_, false);
 
     // Clear white.
     vcanvas_->drawARGB(255, 255, 255, 255, SkXfermode::kSrc_Mode);
     pcanvas_->drawARGB(255, 255, 255, 255, SkXfermode::kSrc_Mode);
   }
 
   // Compares both canvas and returns the pixel difference in percentage between
   // both images. 0 on success and ]0, 100] on failure.
-  double ProcessImage(const std::wstring& filename) {
+  double ProcessImage(const FilePath::StringType& filename) {
     std::wstring number(StringPrintf(L"%02d_", number_++));
     double diff1 = parent::ProcessCanvas(*vcanvas_, number + L"vc_" + filename);
     double diff2 = parent::ProcessCanvas(*pcanvas_, number + L"pc_" + filename);
     if (!compare_canvas_)
       return std::max(diff1, diff2);
 
     Image image1(*vcanvas_);
     Image image2(*pcanvas_);
     double diff = image1.PercentageDifferent(image2);
     return std::max(std::max(diff1, diff2), diff);
@@ skipping 42 matching lines @@
 
   context_ = new Context();
   bitmap_ = new Bitmap(*context_, size_, size_);
   vcanvas_ = new VectorCanvas(context_->context(), size_, size_);
   pcanvas_ = new PlatformCanvas(size_, size_, false);
 
   // VectorCanvas default initialization is black.
   // PlatformCanvas default initialization is almost white 0x01FFFEFD (invalid
   // Skia color) in both Debug and Release. See magicTransparencyColor in
   // platform_device.cc
-  EXPECT_EQ(0., ProcessImage(L"empty"));
+  EXPECT_EQ(0., ProcessImage(FILE_PATH_LITERAL("empty")));
 }
 
 TEST_F(VectorCanvasTest, BasicDrawing) {
   EXPECT_EQ(Image(*vcanvas_).PercentageDifferent(Image(*pcanvas_)), 0.)
       << L"clean";
-  EXPECT_EQ(0., ProcessImage(L"clean"));
+  EXPECT_EQ(0., ProcessImage(FILE_PATH_LITERAL("clean")));
 
   // Clear white.
   {
     vcanvas_->drawARGB(255, 255, 255, 255, SkXfermode::kSrc_Mode);
     pcanvas_->drawARGB(255, 255, 255, 255, SkXfermode::kSrc_Mode);
   }
-  EXPECT_EQ(0., ProcessImage(L"drawARGB"));
+  EXPECT_EQ(0., ProcessImage(FILE_PATH_LITERAL("drawARGB")));
 
   // Diagonal line top-left to bottom-right.
   {
     SkPaint paint;
     // Default color is black.
     vcanvas_->drawLine(10, 10, 90, 90, paint);
     pcanvas_->drawLine(10, 10, 90, 90, paint);
   }
-  EXPECT_EQ(0., ProcessImage(L"drawLine_black"));
+  EXPECT_EQ(0., ProcessImage(FILE_PATH_LITERAL("drawLine_black")));
 
   // Rect.
   {
     SkPaint paint;
     paint.setColor(SK_ColorGREEN);
     vcanvas_->drawRectCoords(25, 25, 75, 75, paint);
     pcanvas_->drawRectCoords(25, 25, 75, 75, paint);
   }
-  EXPECT_EQ(0., ProcessImage(L"drawRect_green"));
+  EXPECT_EQ(0., ProcessImage(FILE_PATH_LITERAL("drawRect_green")));
 
   // A single-point rect doesn't leave any mark.
   {
     SkPaint paint;
     paint.setColor(SK_ColorBLUE);
     vcanvas_->drawRectCoords(5, 5, 5, 5, paint);
     pcanvas_->drawRectCoords(5, 5, 5, 5, paint);
   }
-  EXPECT_EQ(0., ProcessImage(L"drawRect_noop"));
+  EXPECT_EQ(0., ProcessImage(FILE_PATH_LITERAL("drawRect_noop")));
 
   // Rect.
   {
     SkPaint paint;
     paint.setColor(SK_ColorBLUE);
     vcanvas_->drawRectCoords(75, 50, 80, 55, paint);
     pcanvas_->drawRectCoords(75, 50, 80, 55, paint);
   }
-  EXPECT_EQ(0., ProcessImage(L"drawRect_noop"));
+  EXPECT_EQ(0., ProcessImage(FILE_PATH_LITERAL("drawRect_noop")));
 
   // Empty again
   {
     vcanvas_->drawPaint(SkPaint());
     pcanvas_->drawPaint(SkPaint());
   }
-  EXPECT_EQ(0., ProcessImage(L"drawPaint_black"));
+  EXPECT_EQ(0., ProcessImage(FILE_PATH_LITERAL("drawPaint_black")));
 
   // Horizontal line left to right.
   {
     SkPaint paint;
     paint.setColor(SK_ColorRED);
     vcanvas_->drawLine(10, 20, 90, 20, paint);
     pcanvas_->drawLine(10, 20, 90, 20, paint);
   }
-  EXPECT_EQ(0., ProcessImage(L"drawLine_left_to_right"));
+  EXPECT_EQ(0., ProcessImage(FILE_PATH_LITERAL("drawLine_left_to_right")));
 
   // Vertical line downward.
   {
     SkPaint paint;
     paint.setColor(SK_ColorRED);
     vcanvas_->drawLine(30, 10, 30, 90, paint);
     pcanvas_->drawLine(30, 10, 30, 90, paint);
   }
-  EXPECT_EQ(0., ProcessImage(L"drawLine_red"));
+  EXPECT_EQ(0., ProcessImage(FILE_PATH_LITERAL("drawLine_red")));
 }
 
 TEST_F(VectorCanvasTest, Circles) {
   // There is NO WAY to make them agree. At least verify that the output doesn't
   // change across versions. This test is disabled. See bug 1060231.
   compare_canvas_ = false;
 
   // Stroked Circle.
   {
     SkPaint paint;
     SkPath path;
     path.addCircle(50, 75, 10);
     paint.setStyle(SkPaint::kStroke_Style);
     paint.setColor(SK_ColorMAGENTA);
     vcanvas_->drawPath(path, paint);
     pcanvas_->drawPath(path, paint);
   }
-  EXPECT_EQ(0., ProcessImage(L"circle_stroke"));
+  EXPECT_EQ(0., ProcessImage(FILE_PATH_LITERAL("circle_stroke")));
 
   // Filled Circle.
   {
     SkPaint paint;
     SkPath path;
     path.addCircle(50, 25, 10);
     paint.setStyle(SkPaint::kFill_Style);
     vcanvas_->drawPath(path, paint);
     pcanvas_->drawPath(path, paint);
   }
-  EXPECT_EQ(0., ProcessImage(L"circle_fill"));
+  EXPECT_EQ(0., ProcessImage(FILE_PATH_LITERAL("circle_fill")));
 
   // Stroked Circle over.
   {
     SkPaint paint;
     SkPath path;
     path.addCircle(50, 25, 10);
     paint.setStyle(SkPaint::kStroke_Style);
     paint.setColor(SK_ColorBLUE);
     vcanvas_->drawPath(path, paint);
     pcanvas_->drawPath(path, paint);
   }
-  EXPECT_EQ(0., ProcessImage(L"circle_over_strike"));
+  EXPECT_EQ(0., ProcessImage(FILE_PATH_LITERAL("circle_over_strike")));
 
   // Stroke and Fill Circle.
   {
     SkPaint paint;
     SkPath path;
     path.addCircle(12, 50, 10);
     paint.setStyle(SkPaint::kStrokeAndFill_Style);
     paint.setColor(SK_ColorRED);
     vcanvas_->drawPath(path, paint);
     pcanvas_->drawPath(path, paint);
   }
-  EXPECT_EQ(0., ProcessImage(L"circle_stroke_and_fill"));
+  EXPECT_EQ(0., ProcessImage(FILE_PATH_LITERAL("circle_stroke_and_fill")));
 
   // Line + Quad + Cubic.
   {
     SkPaint paint;
     SkPath path;
     paint.setStyle(SkPaint::kStroke_Style);
     paint.setColor(SK_ColorGREEN);
     path.moveTo(1, 1);
     path.lineTo(60, 40);
     path.lineTo(80, 80);
     path.quadTo(20, 50, 10, 90);
     path.quadTo(50, 20, 90, 10);
     path.cubicTo(20, 40, 50, 50, 10, 10);
     path.cubicTo(30, 20, 50, 50, 90, 10);
     path.addRect(90, 90, 95, 96);
     vcanvas_->drawPath(path, paint);
     pcanvas_->drawPath(path, paint);
   }
-  EXPECT_EQ(0., ProcessImage(L"mixed_stroke"));
+  EXPECT_EQ(0., ProcessImage(FILE_PATH_LITERAL("mixed_stroke")));
 }
 
 TEST_F(VectorCanvasTest, LineOrientation) {
   // There is NO WAY to make them agree. At least verify that the output doesn't
   // change across versions. This test is disabled. See bug 1060231.
   compare_canvas_ = false;
 
   // Horizontal lines.
   {
     SkPaint paint;
     paint.setColor(SK_ColorRED);
     // Left to right.
     vcanvas_->drawLine(10, 20, 90, 20, paint);
     pcanvas_->drawLine(10, 20, 90, 20, paint);
     // Right to left.
     vcanvas_->drawLine(90, 30, 10, 30, paint);
     pcanvas_->drawLine(90, 30, 10, 30, paint);
   }
-  EXPECT_EQ(0., ProcessImage(L"horizontal"));
+  EXPECT_EQ(0., ProcessImage(FILE_PATH_LITERAL("horizontal")));
 
   // Vertical lines.
   {
     SkPaint paint;
     paint.setColor(SK_ColorRED);
     // Top down.
     vcanvas_->drawLine(20, 10, 20, 90, paint);
     pcanvas_->drawLine(20, 10, 20, 90, paint);
     // Bottom up.
     vcanvas_->drawLine(30, 90, 30, 10, paint);
     pcanvas_->drawLine(30, 90, 30, 10, paint);
   }
-  EXPECT_EQ(0., ProcessImage(L"vertical"));
+  EXPECT_EQ(0., ProcessImage(FILE_PATH_LITERAL("vertical")));
 
   // Try again with a 180 degres rotation.
   vcanvas_->rotate(180);
   pcanvas_->rotate(180);
 
   // Horizontal lines (rotated).
   {
     SkPaint paint;
     paint.setColor(SK_ColorRED);
     vcanvas_->drawLine(-10, -25, -90, -25, paint);
     pcanvas_->drawLine(-10, -25, -90, -25, paint);
     vcanvas_->drawLine(-90, -35, -10, -35, paint);
     pcanvas_->drawLine(-90, -35, -10, -35, paint);
   }
-  EXPECT_EQ(0., ProcessImage(L"horizontal_180"));
+  EXPECT_EQ(0., ProcessImage(FILE_PATH_LITERAL("horizontal_180")));
 
   // Vertical lines (rotated).
   {
     SkPaint paint;
     paint.setColor(SK_ColorRED);
     vcanvas_->drawLine(-25, -10, -25, -90, paint);
     pcanvas_->drawLine(-25, -10, -25, -90, paint);
     vcanvas_->drawLine(-35, -90, -35, -10, paint);
     pcanvas_->drawLine(-35, -90, -35, -10, paint);
   }
-  EXPECT_EQ(0., ProcessImage(L"vertical_180"));
+  EXPECT_EQ(0., ProcessImage(FILE_PATH_LITERAL("vertical_180")));
 }
 
 TEST_F(VectorCanvasTest, PathOrientation) {
   // There is NO WAY to make them agree. At least verify that the output doesn't
   // change across versions. This test is disabled. See bug 1060231.
   compare_canvas_ = false;
 
   // Horizontal lines.
   {
     SkPaint paint;
     paint.setStyle(SkPaint::kStroke_Style);
     paint.setColor(SK_ColorRED);
     SkPath path;
     SkPoint start;
     start.set(10, 20);
     SkPoint end;
     end.set(90, 20);
     path.moveTo(start);
     path.lineTo(end);
     vcanvas_->drawPath(path, paint);
     pcanvas_->drawPath(path, paint);
   }
-  EXPECT_EQ(0., ProcessImage(L"drawPath_ltr"));
+  EXPECT_EQ(0., ProcessImage(FILE_PATH_LITERAL("drawPath_ltr")));
 
   // Horizontal lines.
   {
     SkPaint paint;
     paint.setStyle(SkPaint::kStroke_Style);
     paint.setColor(SK_ColorRED);
     SkPath path;
     SkPoint start;
     start.set(90, 30);
     SkPoint end;
     end.set(10, 30);
     path.moveTo(start);
     path.lineTo(end);
     vcanvas_->drawPath(path, paint);
     pcanvas_->drawPath(path, paint);
   }
-  EXPECT_EQ(0., ProcessImage(L"drawPath_rtl"));
+  EXPECT_EQ(0., ProcessImage(FILE_PATH_LITERAL("drawPath_rtl")));
 }
 
 TEST_F(VectorCanvasTest, DiagonalLines) {
   SkPaint paint;
   paint.setColor(SK_ColorRED);
 
   vcanvas_->drawLine(10, 10, 90, 90, paint);
   pcanvas_->drawLine(10, 10, 90, 90, paint);
-  EXPECT_EQ(0., ProcessImage(L"nw-se"));
+  EXPECT_EQ(0., ProcessImage(FILE_PATH_LITERAL("nw-se")));
 
   // Starting here, there is NO WAY to make them agree. At least verify that the
   // output doesn't change across versions. This test is disabled. See bug
   // 1060231.
   compare_canvas_ = false;
 
   vcanvas_->drawLine(10, 95, 90, 15, paint);
   pcanvas_->drawLine(10, 95, 90, 15, paint);
-  EXPECT_EQ(0., ProcessImage(L"sw-ne"));
+  EXPECT_EQ(0., ProcessImage(FILE_PATH_LITERAL("sw-ne")));
 
   vcanvas_->drawLine(90, 10, 10, 90, paint);
   pcanvas_->drawLine(90, 10, 10, 90, paint);
-  EXPECT_EQ(0., ProcessImage(L"ne-sw"));
+  EXPECT_EQ(0., ProcessImage(FILE_PATH_LITERAL("ne-sw")));
 
   vcanvas_->drawLine(95, 90, 15, 10, paint);
   pcanvas_->drawLine(95, 90, 15, 10, paint);
-  EXPECT_EQ(0., ProcessImage(L"se-nw"));
+  EXPECT_EQ(0., ProcessImage(FILE_PATH_LITERAL("se-nw")));
 }
 
 TEST_F(VectorCanvasTest, PathEffects) {
   {
     SkPaint paint;
     SkScalar intervals[] = { 1, 1 };
     SkPathEffect* effect = new SkDashPathEffect(intervals, arraysize(intervals),
                                                 0);
     paint.setPathEffect(effect)->unref();
     paint.setColor(SK_ColorMAGENTA);
     paint.setStyle(SkPaint::kStroke_Style);
 
     vcanvas_->drawLine(10, 10, 90, 10, paint);
     pcanvas_->drawLine(10, 10, 90, 10, paint);
   }
-  EXPECT_EQ(0., ProcessImage(L"dash_line"));
+  EXPECT_EQ(0., ProcessImage(FILE_PATH_LITERAL("dash_line")));
 
 
   // Starting here, there is NO WAY to make them agree. At least verify that the
   // output doesn't change across versions. This test is disabled. See bug
   // 1060231.
   compare_canvas_ = false;
 
   {
     SkPaint paint;
     SkScalar intervals[] = { 3, 5 };
     SkPathEffect* effect = new SkDashPathEffect(intervals, arraysize(intervals),
                                                 0);
     paint.setPathEffect(effect)->unref();
     paint.setColor(SK_ColorMAGENTA);
     paint.setStyle(SkPaint::kStroke_Style);
 
     SkPath path;
     path.moveTo(10, 15);
     path.lineTo(90, 15);
     path.lineTo(90, 90);
     vcanvas_->drawPath(path, paint);
     pcanvas_->drawPath(path, paint);
   }
-  EXPECT_EQ(0., ProcessImage(L"dash_path"));
+  EXPECT_EQ(0., ProcessImage(FILE_PATH_LITERAL("dash_path")));
 
   {
     SkPaint paint;
     SkScalar intervals[] = { 2, 1 };
     SkPathEffect* effect = new SkDashPathEffect(intervals, arraysize(intervals),
                                                 0);
     paint.setPathEffect(effect)->unref();
     paint.setColor(SK_ColorMAGENTA);
     paint.setStyle(SkPaint::kStroke_Style);
 
     vcanvas_->drawRectCoords(20, 20, 30, 30, paint);
     pcanvas_->drawRectCoords(20, 20, 30, 30, paint);
   }
-  EXPECT_EQ(0., ProcessImage(L"dash_rect"));
+  EXPECT_EQ(0., ProcessImage(FILE_PATH_LITERAL("dash_rect")));
 
   // This thing looks like it has been drawn by a 3 years old kid. I haven't
   // filed a bug on this since I guess nobody is expecting this to look nice.
   {
     SkPaint paint;
     SkScalar intervals[] = { 1, 1 };
     SkPathEffect* effect = new SkDashPathEffect(intervals, arraysize(intervals),
                                                 0);
     paint.setPathEffect(effect)->unref();
     paint.setColor(SK_ColorMAGENTA);
     paint.setStyle(SkPaint::kStroke_Style);
 
     SkPath path;
     path.addCircle(50, 75, 10);
     vcanvas_->drawPath(path, paint);
     pcanvas_->drawPath(path, paint);
-    EXPECT_EQ(0., ProcessImage(L"circle"));
+    EXPECT_EQ(0., ProcessImage(FILE_PATH_LITERAL("circle")));
   }
 }
 
 TEST_F(VectorCanvasTest, Bitmaps) {
   {
     SkBitmap bitmap;
     LoadPngFileToSkBitmap(test_file(L"bitmap_opaque.png"), &bitmap, true);
     vcanvas_->drawBitmap(bitmap, 13, 3, NULL);
     pcanvas_->drawBitmap(bitmap, 13, 3, NULL);
-    EXPECT_EQ(0., ProcessImage(L"opaque"));
+    EXPECT_EQ(0., ProcessImage(FILE_PATH_LITERAL("opaque")));
   }
 
   {
     SkBitmap bitmap;
     LoadPngFileToSkBitmap(test_file(L"bitmap_alpha.png"), &bitmap, false);
     vcanvas_->drawBitmap(bitmap, 5, 15, NULL);
     pcanvas_->drawBitmap(bitmap, 5, 15, NULL);
-    EXPECT_EQ(0., ProcessImage(L"alpha"));
+    EXPECT_EQ(0., ProcessImage(FILE_PATH_LITERAL("alpha")));
   }
 }
 
 TEST_F(VectorCanvasTest, ClippingRect) {
   SkBitmap bitmap;
   LoadPngFileToSkBitmap(test_file(L"..\\bitmaps\\bitmap_opaque.png"), &bitmap,
                         true);
   SkRect rect;
   rect.fLeft = 2;
   rect.fTop = 2;
   rect.fRight = 30.5f;
   rect.fBottom = 30.5f;
   vcanvas_->clipRect(rect);
   pcanvas_->clipRect(rect);
 
   vcanvas_->drawBitmap(bitmap, 13, 3, NULL);
   pcanvas_->drawBitmap(bitmap, 13, 3, NULL);
-  EXPECT_EQ(0., ProcessImage(L"rect"));
+  EXPECT_EQ(0., ProcessImage(FILE_PATH_LITERAL("rect")));
 }
 
 TEST_F(VectorCanvasTest, ClippingPath) {
   SkBitmap bitmap;
   LoadPngFileToSkBitmap(test_file(L"..\\bitmaps\\bitmap_opaque.png"), &bitmap,
                         true);
   SkPath path;
   path.addCircle(20, 20, 10);
   vcanvas_->clipPath(path);
   pcanvas_->clipPath(path);
 
   vcanvas_->drawBitmap(bitmap, 14, 3, NULL);
   pcanvas_->drawBitmap(bitmap, 14, 3, NULL);
-  EXPECT_EQ(0., ProcessImage(L"path"));
+  EXPECT_EQ(0., ProcessImage(FILE_PATH_LITERAL("path")));
 }
 
 TEST_F(VectorCanvasTest, ClippingCombined) {
   SkBitmap bitmap;
   LoadPngFileToSkBitmap(test_file(L"..\\bitmaps\\bitmap_opaque.png"), &bitmap,
                         true);
 
   SkRect rect;
   rect.fLeft = 2;
   rect.fTop = 2;
   rect.fRight = 30.5f;
   rect.fBottom = 30.5f;
   vcanvas_->clipRect(rect);
   pcanvas_->clipRect(rect);
   SkPath path;
   path.addCircle(20, 20, 10);
   vcanvas_->clipPath(path, SkRegion::kUnion_Op);
   pcanvas_->clipPath(path, SkRegion::kUnion_Op);
 
   vcanvas_->drawBitmap(bitmap, 15, 3, NULL);
   pcanvas_->drawBitmap(bitmap, 15, 3, NULL);
-  EXPECT_EQ(0., ProcessImage(L"combined"));
+  EXPECT_EQ(0., ProcessImage(FILE_PATH_LITERAL("combined")));
 }
 
 TEST_F(VectorCanvasTest, ClippingIntersect) {
   SkBitmap bitmap;
   LoadPngFileToSkBitmap(test_file(L"..\\bitmaps\\bitmap_opaque.png"), &bitmap,
                         true);
 
   SkRect rect;
   rect.fLeft = 2;
   rect.fTop = 2;
   rect.fRight = 30.5f;
   rect.fBottom = 30.5f;
   vcanvas_->clipRect(rect);
   pcanvas_->clipRect(rect);
   SkPath path;
   path.addCircle(23, 23, 15);
   vcanvas_->clipPath(path);
   pcanvas_->clipPath(path);
 
   vcanvas_->drawBitmap(bitmap, 15, 3, NULL);
   pcanvas_->drawBitmap(bitmap, 15, 3, NULL);
-  EXPECT_EQ(0., ProcessImage(L"intersect"));
+  EXPECT_EQ(0., ProcessImage(FILE_PATH_LITERAL("intersect")));
 }
 
 TEST_F(VectorCanvasTest, ClippingClean) {
   SkBitmap bitmap;
   LoadPngFileToSkBitmap(test_file(L"..\\bitmaps\\bitmap_opaque.png"), &bitmap,
                         true);
   {
     SkRegion old_region(pcanvas_->getTotalClip());
     SkRect rect;
     rect.fLeft = 2;
     rect.fTop = 2;
     rect.fRight = 30.5f;
     rect.fBottom = 30.5f;
     vcanvas_->clipRect(rect);
     pcanvas_->clipRect(rect);
 
     vcanvas_->drawBitmap(bitmap, 15, 3, NULL);
     pcanvas_->drawBitmap(bitmap, 15, 3, NULL);
-    EXPECT_EQ(0., ProcessImage(L"clipped"));
+    EXPECT_EQ(0., ProcessImage(FILE_PATH_LITERAL("clipped")));
     vcanvas_->clipRegion(old_region, SkRegion::kReplace_Op);
     pcanvas_->clipRegion(old_region, SkRegion::kReplace_Op);
   }
   {
     // Verify that the clipping region has been fixed back.
     vcanvas_->drawBitmap(bitmap, 55, 3, NULL);
     pcanvas_->drawBitmap(bitmap, 55, 3, NULL);
-    EXPECT_EQ(0., ProcessImage(L"unclipped"));
+    EXPECT_EQ(0., ProcessImage(FILE_PATH_LITERAL("unclipped")));
   }
 }
 
 TEST_F(VectorCanvasTest, DISABLED_Matrix) {
   SkBitmap bitmap;
   LoadPngFileToSkBitmap(test_file(L"..\\bitmaps\\bitmap_opaque.png"), &bitmap,
                         true);
   {
     vcanvas_->translate(15, 3);
     pcanvas_->translate(15, 3);
     vcanvas_->drawBitmap(bitmap, 0, 0, NULL);
     pcanvas_->drawBitmap(bitmap, 0, 0, NULL);
-    EXPECT_EQ(0., ProcessImage(L"translate1"));
+    EXPECT_EQ(0., ProcessImage(FILE_PATH_LITERAL("translate1")));
   }
   {
     vcanvas_->translate(-30, -23);
     pcanvas_->translate(-30, -23);
     vcanvas_->drawBitmap(bitmap, 0, 0, NULL);
     pcanvas_->drawBitmap(bitmap, 0, 0, NULL);
-    EXPECT_EQ(0., ProcessImage(L"translate2"));
+    EXPECT_EQ(0., ProcessImage(FILE_PATH_LITERAL("translate2")));
   }
   vcanvas_->resetMatrix();
   pcanvas_->resetMatrix();
 
   // For scaling and rotation, they use a different algorithm (nearest
   // neighborhood vs smoothing). At least verify that the output doesn't change
   // across versions.
   compare_canvas_ = false;
 
   {
     vcanvas_->scale(SkDoubleToScalar(1.9), SkDoubleToScalar(1.5));
     pcanvas_->scale(SkDoubleToScalar(1.9), SkDoubleToScalar(1.5));
     vcanvas_->drawBitmap(bitmap, 1, 1, NULL);
     pcanvas_->drawBitmap(bitmap, 1, 1, NULL);
-    EXPECT_EQ(0., ProcessImage(L"scale"));
+    EXPECT_EQ(0., ProcessImage(FILE_PATH_LITERAL("scale")));
   }
   vcanvas_->resetMatrix();
   pcanvas_->resetMatrix();
 
   {
     vcanvas_->rotate(67);
     pcanvas_->rotate(67);
     vcanvas_->drawBitmap(bitmap, 20, -50, NULL);
     pcanvas_->drawBitmap(bitmap, 20, -50, NULL);
-    EXPECT_EQ(0., ProcessImage(L"rotate"));
+    EXPECT_EQ(0., ProcessImage(FILE_PATH_LITERAL("rotate")));
   }
 }
 
 }  // namespace skia