Support error handling for Surface readbacks

content/browser/media/capture/web_contents_video_capture_device_unittest.cc

Index: content/browser/media/capture/web_contents_video_capture_device_unittest.cc
diff --git a/content/browser/media/capture/web_contents_video_capture_device_unittest.cc b/content/browser/media/capture/web_contents_video_capture_device_unittest.cc
index 09f84454f601c8acfe1fee92c1e31122a31b6858..3e506fecaa74d7ab08d1025360550a1d8f6affe4 100644
--- a/content/browser/media/capture/web_contents_video_capture_device_unittest.cc
+++ b/content/browser/media/capture/web_contents_video_capture_device_unittest.cc
@@ -246,11 +246,10 @@ class CaptureTestRenderViewHost : public TestRenderViewHost {
   }
 
   // TestRenderViewHost overrides.
-  void CopyFromBackingStore(
-      const gfx::Rect& src_rect,
-      const gfx::Size& accelerated_dst_size,
-      const base::Callback<void(bool, const SkBitmap&)>& callback,
-      const SkColorType color_type) override {
+  void CopyFromBackingStore(const gfx::Rect& src_rect,
+                            const gfx::Size& accelerated_dst_size,
+                            ReadbackRequestCallback& callback,
+                            const SkColorType color_type) override {
     gfx::Size size = controller_->GetCopyResultSize();
     SkColor color = controller_->GetSolidColor();
 
@@ -262,7 +261,7 @@ class CaptureTestRenderViewHost : public TestRenderViewHost {
       SkAutoLockPixels locker(output.GetBitmap());
       output.GetBitmap().eraseColor(color);
     }
-    callback.Run(true, output.GetBitmap());
+    callback.Run(output.GetBitmap(), content::READBACK_SUCCESS);
     controller_->SignalCopy();
   }