Remove PagePopup runtime flag (status=stable) for chromium

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 "base/command_line.h"
 #include "base/metrics/field_trial.h"
 #include "content/common/content_switches_internal.h"
 #include "content/public/common/content_switches.h"
@@ skipping 24 matching lines @@
   // WebAudio is enabled by default but only when the MediaCodec API
   // is available.
   AndroidCpuFamily cpu_family = android_getCpuFamily();
   WebRuntimeFeatures::enableWebAudio(
       media::MediaCodecBridge::IsAvailable() &&
       ((cpu_family == ANDROID_CPU_FAMILY_ARM) ||
        (cpu_family == ANDROID_CPU_FAMILY_ARM64) ||
        (cpu_family == ANDROID_CPU_FAMILY_X86) ||
        (cpu_family == ANDROID_CPU_FAMILY_MIPS)));
 
-  // Android does not have support for PagePopup
-  WebRuntimeFeatures::enablePagePopup(false);
   // Android does not yet support the Web Notification API. crbug.com/115320
   WebRuntimeFeatures::enableNotifications(false);
   // Android does not yet support SharedWorker. crbug.com/154571
   WebRuntimeFeatures::enableSharedWorker(false);
   // Android does not yet support NavigatorContentUtils.
   WebRuntimeFeatures::enableNavigatorContentUtils(false);
   WebRuntimeFeatures::enableTouchIconLoading(true);
   WebRuntimeFeatures::enableOrientationEvent(true);
   WebRuntimeFeatures::enableFastMobileScrolling(true);
   WebRuntimeFeatures::enableMediaCapture(true);
@@ skipping 123 matching lines @@
       command_line.HasSwitch(
           switches::kEnableExperimentalWebPlatformFeatures)) {
     WebRuntimeFeatures::enableNetworkInformation(true);
   }
 
   if (command_line.HasSwitch(switches::kEnableCredentialManagerAPI))
     WebRuntimeFeatures::enableCredentialManagerAPI(true);
 }
 
 }  // namespace content