Add skia::RefPtr class to wrap ref counted classes from Skia.

ui/gfx/blit_unittest.cc

Index: ui/gfx/blit_unittest.cc
diff --git a/ui/gfx/blit_unittest.cc b/ui/gfx/blit_unittest.cc
index 1d59d9b6977fcf5fe2d8699cf673f7816459e070..f71be18ac4c09e30e4ca6ee0109a8999efddde90 100644
--- a/ui/gfx/blit_unittest.cc
+++ b/ui/gfx/blit_unittest.cc
@@ -68,71 +68,71 @@ TEST(Blit, ScrollCanvas) {
       { 0x20, 0x21, 0x22, 0x23, 0x24 },
       { 0x30, 0x31, 0x32, 0x33, 0x34 },
       { 0x40, 0x41, 0x42, 0x43, 0x44 }};
-  SetToCanvas<5, 5>(canvas, initial_values);
+  SetToCanvas<5, 5>(canvas.get(), initial_values);
 
   // Sanity check on input.
-  VerifyCanvasValues<5, 5>(canvas, initial_values);
+  VerifyCanvasValues<5, 5>(canvas.get(), initial_values);
 
   // Scroll none and make sure it's a NOP.
-  gfx::ScrollCanvas(canvas,
+  gfx::ScrollCanvas(canvas.get(),
                     gfx::Rect(0, 0, kCanvasWidth, kCanvasHeight),
                     gfx::Vector2d(0, 0));
-  VerifyCanvasValues<5, 5>(canvas, initial_values);
+  VerifyCanvasValues<5, 5>(canvas.get(), initial_values);
 
   // Scroll the center 3 pixels up one.
   gfx::Rect center_three(1, 1, 3, 3);
-  gfx::ScrollCanvas(canvas, center_three, gfx::Vector2d(0, -1));
+  gfx::ScrollCanvas(canvas.get(), center_three, gfx::Vector2d(0, -1));
   uint8 scroll_up_expected[kCanvasHeight][kCanvasWidth] = {
       { 0x00, 0x01, 0x02, 0x03, 0x04 },
       { 0x10, 0x21, 0x22, 0x23, 0x14 },
       { 0x20, 0x31, 0x32, 0x33, 0x24 },
       { 0x30, 0x31, 0x32, 0x33, 0x34 },
       { 0x40, 0x41, 0x42, 0x43, 0x44 }};
-  VerifyCanvasValues<5, 5>(canvas, scroll_up_expected);
+  VerifyCanvasValues<5, 5>(canvas.get(), scroll_up_expected);
 
   // Reset and scroll the center 3 pixels down one.
-  SetToCanvas<5, 5>(canvas, initial_values);
-  gfx::ScrollCanvas(canvas, center_three, gfx::Vector2d(0, 1));
+  SetToCanvas<5, 5>(canvas.get(), initial_values);
+  gfx::ScrollCanvas(canvas.get(), center_three, gfx::Vector2d(0, 1));
   uint8 scroll_down_expected[kCanvasHeight][kCanvasWidth] = {
       { 0x00, 0x01, 0x02, 0x03, 0x04 },
       { 0x10, 0x11, 0x12, 0x13, 0x14 },
       { 0x20, 0x11, 0x12, 0x13, 0x24 },
       { 0x30, 0x21, 0x22, 0x23, 0x34 },
       { 0x40, 0x41, 0x42, 0x43, 0x44 }};
-  VerifyCanvasValues<5, 5>(canvas, scroll_down_expected);
+  VerifyCanvasValues<5, 5>(canvas.get(), scroll_down_expected);
 
   // Reset and scroll the center 3 pixels right one.
-  SetToCanvas<5, 5>(canvas, initial_values);
-  gfx::ScrollCanvas(canvas, center_three, gfx::Vector2d(1, 0));
+  SetToCanvas<5, 5>(canvas.get(), initial_values);
+  gfx::ScrollCanvas(canvas.get(), center_three, gfx::Vector2d(1, 0));
   uint8 scroll_right_expected[kCanvasHeight][kCanvasWidth] = {
       { 0x00, 0x01, 0x02, 0x03, 0x04 },
       { 0x10, 0x11, 0x11, 0x12, 0x14 },
       { 0x20, 0x21, 0x21, 0x22, 0x24 },
       { 0x30, 0x31, 0x31, 0x32, 0x34 },
       { 0x40, 0x41, 0x42, 0x43, 0x44 }};
-  VerifyCanvasValues<5, 5>(canvas, scroll_right_expected);
+  VerifyCanvasValues<5, 5>(canvas.get(), scroll_right_expected);
 
   // Reset and scroll the center 3 pixels left one.
-  SetToCanvas<5, 5>(canvas, initial_values);
-  gfx::ScrollCanvas(canvas, center_three, gfx::Vector2d(-1, 0));
+  SetToCanvas<5, 5>(canvas.get(), initial_values);
+  gfx::ScrollCanvas(canvas.get(), center_three, gfx::Vector2d(-1, 0));
   uint8 scroll_left_expected[kCanvasHeight][kCanvasWidth] = {
       { 0x00, 0x01, 0x02, 0x03, 0x04 },
       { 0x10, 0x12, 0x13, 0x13, 0x14 },
       { 0x20, 0x22, 0x23, 0x23, 0x24 },
       { 0x30, 0x32, 0x33, 0x33, 0x34 },
       { 0x40, 0x41, 0x42, 0x43, 0x44 }};
-  VerifyCanvasValues<5, 5>(canvas, scroll_left_expected);
+  VerifyCanvasValues<5, 5>(canvas.get(), scroll_left_expected);
 
   // Diagonal scroll.
-  SetToCanvas<5, 5>(canvas, initial_values);
-  gfx::ScrollCanvas(canvas, center_three, gfx::Vector2d(2, 2));
+  SetToCanvas<5, 5>(canvas.get(), initial_values);
+  gfx::ScrollCanvas(canvas.get(), center_three, gfx::Vector2d(2, 2));
   uint8 scroll_diagonal_expected[kCanvasHeight][kCanvasWidth] = {
       { 0x00, 0x01, 0x02, 0x03, 0x04 },
       { 0x10, 0x11, 0x12, 0x13, 0x14 },
       { 0x20, 0x21, 0x22, 0x23, 0x24 },
       { 0x30, 0x31, 0x32, 0x11, 0x34 },
       { 0x40, 0x41, 0x42, 0x43, 0x44 }};
-  VerifyCanvasValues<5, 5>(canvas, scroll_diagonal_expected);
+  VerifyCanvasValues<5, 5>(canvas.get(), scroll_diagonal_expected);
 }
 
 #if defined(OS_WIN)