cc: Add finch feature flag for checker-imaging.

content/public/common/content_features.cc

Index: content/public/common/content_features.cc
diff --git a/content/public/common/content_features.cc b/content/public/common/content_features.cc
index 6e3586b54eb3f33862911b11b097e45dacee3f76..c5fe2caa3f4523dc94763ffc90c8bd8dd3b4d38c 100644
--- a/content/public/common/content_features.cc
+++ b/content/public/common/content_features.cc
@@ -40,6 +40,11 @@ const base::Feature kBrowserSideNavigation{"browser-side-navigation",
 const base::Feature kCanvas2DImageChromium{"Canvas2DImageChromium",
                                            base::FEATURE_ENABLED_BY_DEFAULT};
 
+// Enabled decoding images asynchronously from raster in the renderer
+// compositor.
+const base::Feature kCheckerImaging{"CheckerImaging",
+                                    base::FEATURE_DISABLED_BY_DEFAULT};
+
 // Enables the compositing of fixed position content that is opaque and can
 // preserve LCD text.
 const base::Feature kCompositeOpaqueFixedPosition{