Remove bad DCHECK in SkBitmapToXcursorImage

ui/base/x/x11_util.cc

Index: ui/base/x/x11_util.cc
diff --git a/ui/base/x/x11_util.cc b/ui/base/x/x11_util.cc
index 43bb7d7d610769b89672e5426115a09d5d6e6231..dbb489fa84c800f3d2738e22514e997be6d4c666 100644
--- a/ui/base/x/x11_util.cc
+++ b/ui/base/x/x11_util.cc
@@ -288,7 +288,9 @@ void UnrefCustomXCursor(::Cursor cursor) {
 
 XcursorImage* SkBitmapToXcursorImage(const SkBitmap* cursor_image,
                                      const gfx::Point& hotspot) {
-  DCHECK(cursor_image->colorType() == kN32_SkColorType);
+  // TODO(crbug.com/596782): It is possible for cursor_image to be zeroed out
+  // at this point, which leads to benign debug errors. Once this is fixed, we
+  // should  DCHECK_EQ(cursor_image->colorType(), kN32_SkColorType).
   gfx::Point hotspot_point = hotspot;
   SkBitmap scaled;