Disable the image notification property on MacOS

content/child/runtime_features.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/child/runtime_features.h"
 
 #include <vector>
 
 #include "base/command_line.h"
 #include "base/feature_list.h"
@@ skipping 54 matching lines @@
 
 // Web Bluetooth is shipped on Android, ChromeOS & MacOS, experimental
 // otherwise.
 #if defined(OS_CHROMEOS) || defined(OS_ANDROID) || defined(OS_MACOSX)
   WebRuntimeFeatures::EnableWebBluetooth(true);
 #endif
 
 #if defined(OS_CHROMEOS)
   WebRuntimeFeatures::EnableForceTallerSelectPopup(true);
 #endif
+
+// The Notification Center on Mac OS X does not support content images.
+#if !defined(OS_MACOSX)
+  WebRuntimeFeatures::EnableNotificationContentImage(true);
+#endif
 }
 
 void SetRuntimeFeaturesDefaultsAndUpdateFromArgs(
     const base::CommandLine& command_line) {
   bool enableExperimentalWebPlatformFeatures = command_line.HasSwitch(
       switches::kEnableExperimentalWebPlatformFeatures);
   if (enableExperimentalWebPlatformFeatures)
     WebRuntimeFeatures::EnableExperimentalFeatures(true);
 
   WebRuntimeFeatures::EnableOriginTrials(
@@ skipping 302 matching lines @@
   if (command_line.HasSwitch(switches::kDisableBlinkFeatures)) {
     std::vector<std::string> disabled_features = base::SplitString(
         command_line.GetSwitchValueASCII(switches::kDisableBlinkFeatures),
         ",", base::TRIM_WHITESPACE, base::SPLIT_WANT_ALL);
     for (const std::string& feature : disabled_features)
       WebRuntimeFeatures::EnableFeatureFromString(feature, false);
   }
 }
 
 }  // namespace content