clang/win: Fix most -Wunused-function warnings in Chromium code.

skia/ext/platform_canvas_unittest.cc

 // Copyright (c) 2012 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.
 
 // TODO(awalker): clean up the const/non-const reference handling in this test
 
 #include "skia/ext/platform_canvas.h"
 
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 45 matching lines @@
       } else {
         // Outside the square should be canvas_color
         if (!IsOfColor(bitmap, cur_x, cur_y, canvas_color))
           return false;
       }
     }
   }
   return true;
 }
 
-#if !defined(OS_MACOSX)
+#if !defined(USE_AURA) && !defined(OS_MACOSX)
 // Return true if canvas has something that passes for a rounded-corner
 // rectangle. Basically, we're just checking to make sure that the pixels in the
 // middle are of rect_color and pixels in the corners are of canvas_color.
 bool VerifyRoundedRect(const PlatformCanvas& canvas,
                        uint32_t canvas_color,
                        uint32_t rect_color,
                        int x,
                        int y,
                        int w,
                        int h) {
@@ skipping 16 matching lines @@
   return true;
 }
 #endif
 
 // Checks whether there is a white canvas with a black square at the given
 // location in pixels (not in the canvas coordinate system).
 bool VerifyBlackRect(const PlatformCanvas& canvas, int x, int y, int w, int h) {
   return VerifyRect(canvas, SK_ColorWHITE, SK_ColorBLACK, x, y, w, h);
 }
 
+#if !defined(USE_AURA)  // http://crbug.com/154358
 // Check that every pixel in the canvas is a single color.
 bool VerifyCanvasColor(const PlatformCanvas& canvas, uint32_t canvas_color) {
   return VerifyRect(canvas, canvas_color, 0, 0, 0, 0, 0);
 }
+#endif  // !defined(USE_AURA)
 
 #if defined(OS_WIN)
 void DrawNativeRect(PlatformCanvas& canvas, int x, int y, int w, int h) {
   skia::ScopedPlatformPaint scoped_platform_paint(&canvas);
   HDC dc = scoped_platform_paint.GetPlatformSurface();
 
   RECT inner_rc;
   inner_rc.left = x;
   inner_rc.top = y;
   inner_rc.right = x + w;
@@ skipping 84 matching lines @@
   // Make a layer and fill it completely to make sure that the bounds are
   // correct.
   {
     LayerSaver layer(*canvas, kLayerX, kLayerY, kLayerW, kLayerH);
     canvas->drawColor(SK_ColorBLACK);
   }
   EXPECT_TRUE(VerifyBlackRect(*canvas, kLayerX, kLayerY, kLayerW, kLayerH));
 }
 
 #if !defined(USE_AURA)  // http://crbug.com/154358
-
 // Test native clipping.
 TEST(PlatformCanvas, ClipRegion) {
   // Initialize a white canvas
   RefPtr<SkCanvas> canvas = AdoptRef(CreatePlatformCanvas(16, 16, true));
   canvas->drawColor(SK_ColorWHITE);
   EXPECT_TRUE(VerifyCanvasColor(*canvas, SK_ColorWHITE));
 
   // Test that initially the canvas has no clip region, by filling it
   // with a black rectangle.
   // Note: Don't use LayerSaver, since internally it sets a clip region.
   DrawNativeRect(*canvas, 0, 0, 16, 16);
   EXPECT_TRUE(VerifyCanvasColor(*canvas, SK_ColorBLACK));
 
   // Test that intersecting disjoint clip rectangles sets an empty clip region
   canvas->drawColor(SK_ColorWHITE);
   EXPECT_TRUE(VerifyCanvasColor(*canvas, SK_ColorWHITE));
   {
     LayerSaver layer(*canvas, 0, 0, 16, 16);
     AddClip(*canvas, 2, 3, 4, 5);
     AddClip(*canvas, 4, 9, 10, 10);
     DrawNativeRect(*canvas, 0, 0, 16, 16);
   }
   EXPECT_TRUE(VerifyCanvasColor(*canvas, SK_ColorWHITE));
 }
-
 #endif  // !defined(USE_AURA)
 
 // Test the layers get filled properly by native rendering.
 TEST(PlatformCanvas, FillLayer) {
   // Create the canvas initialized to opaque white.
   RefPtr<SkCanvas> canvas = AdoptRef(CreatePlatformCanvas(16, 16, true));
 
   // Make a layer and fill it completely to make sure that the bounds are
   // correct.
   canvas->drawColor(SK_ColorWHITE);
@@ skipping 205 matching lines @@
 
   sk_bitmap.lockPixels();
   EXPECT_EQ(0xDEED1020, *sk_bitmap.getAddr32(10, 20));
   EXPECT_EQ(0xDEED2030, *sk_bitmap.getAddr32(20, 30));
   EXPECT_EQ(0xDEED3040, *sk_bitmap.getAddr32(30, 40));
   sk_bitmap.unlockPixels();
 }
 
 
 }  // namespace skia