Blacklist 4K@60kHz

ui/ozone/common/display_snapshot_proxy.cc

 // Copyright 2014 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 "ui/ozone/common/display_snapshot_proxy.h"
 
 #include "ui/ozone/common/display_mode_proxy.h"
 #include "ui/ozone/common/gpu/ozone_gpu_message_params.h"
 
 namespace ui {
 
 namespace {
 
 bool SameModes(const DisplayMode_Params& lhs, const DisplayMode_Params& rhs) {
   return lhs.size == rhs.size && lhs.is_interlaced == rhs.is_interlaced &&
          lhs.refresh_rate == rhs.refresh_rate;
 }
 
+// Exclude 4K@60kHz becaseu this doesn't work in most devices/configuration now.
+// TODO(marcheu|oshima): Revisit this. crbug.com/39397
+bool IsModeBlackListed(const DisplayMode_Params& mode_params) {
+  return mode_params.size.width() >= 3840 && mode_params.size.width() >= 2160 &&
+         mode_params.refresh_rate >= 60.0f;
+}
+
 }  // namespace
 
 DisplaySnapshotProxy::DisplaySnapshotProxy(const DisplaySnapshot_Params& params)
     : DisplaySnapshot(params.display_id,
                       params.origin,
                       params.physical_size,
                       params.type,
                       params.is_aspect_preserving_scaling,
                       params.has_overscan,
                       params.display_name,
                       std::vector<const DisplayMode*>(),
                       NULL,
                       NULL),
       string_representation_(params.string_representation) {
   for (size_t i = 0; i < params.modes.size(); ++i) {
-    modes_.push_back(new DisplayModeProxy(params.modes[i]));
+    const DisplayMode_Params& mode_params = params.modes[i];
+    if (IsModeBlackListed(mode_params))
+      continue;
+    modes_.push_back(new DisplayModeProxy(mode_params));
 
     if (params.has_current_mode &&
         SameModes(params.modes[i], params.current_mode))
       current_mode_ = modes_.back();
 
     if (params.has_native_mode &&
         SameModes(params.modes[i], params.native_mode))
       native_mode_ = modes_.back();
   }
 
   product_id_ = params.product_id;
 }
 
 DisplaySnapshotProxy::~DisplaySnapshotProxy() {
 }
 
 std::string DisplaySnapshotProxy::ToString() const {
   return string_representation_;
 }
 
 }  // namespace ui