Avoid bitwise operation between different enumeration types.

This is deprecated in C++20.

Bug: 1284275
Change-Id: I3e3337a38a451ef8b1388a130c21f5172438e68f
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/3791648
Commit-Queue: Brian Salomon <bsalomon@google.com>
Reviewed-by: Brian Salomon <bsalomon@google.com>
Auto-Submit: Peter Kasting <pkasting@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1029313}

skia/ext/skia_utils_ios.mm

@@ -49,13 +49,8 @@ SkBitmap CGImageToSkBitmap(CGImageRef image, CGSize size, bool is_opaque) {
   base::ScopedCFTypeRef<CGColorSpaceRef> color_space(
       CGColorSpaceCreateDeviceRGB());
   base::ScopedCFTypeRef<CGContextRef> context(CGBitmapContextCreate(
-      data,
-      size.width,
-      size.height,
-      8,
-      size.width * 4,
-      color_space,
-      kCGImageAlphaPremultipliedFirst | kCGBitmapByteOrder32Host));
+      data, size.width, size.height, 8, size.width * 4, color_space,
+      uint32_t{kCGImageAlphaPremultipliedFirst} | kCGBitmapByteOrder32Host));
 #else
 #error We require that Skia's and CoreGraphics's recommended \
        image memory layout match.