| // Copyright 2023 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "chrome/browser/preloading/preloading_features.h" |
| |
| namespace features { |
| |
| BASE_FEATURE(kPrewarm, base::FEATURE_DISABLED_BY_DEFAULT); |
| BASE_FEATURE_PARAM(std::string, kPrewarmUrl, &kPrewarm, "url", ""); |
| BASE_FEATURE_PARAM(bool, |
| kPrewarmZeroSuggestTrigger, |
| &kPrewarm, |
| "zero_suggest_trigger", |
| false); |
| BASE_FEATURE_PARAM(bool, |
| kPrewarmUserInteractionTrigger, |
| &kPrewarm, |
| "user_interaction_trigger", |
| false); |
| BASE_FEATURE_PARAM(bool, kPrewarmRevalidate, &kPrewarm, "revalidate", false); |
| BASE_FEATURE_PARAM(bool, |
| kPrewarmThrottlePrefetch, |
| &kPrewarm, |
| "throttle_prefetch", |
| false); |
| BASE_FEATURE_PARAM(bool, |
| kPrewarmThrottleUserNavigation, |
| &kPrewarm, |
| "throttle_user_navigation", |
| true); |
| BASE_FEATURE_PARAM(bool, |
| kForceEnableWithDevTools, |
| &kPrewarm, |
| "force_enable_with_devtools", |
| false); |
| |
| // On Android, we limit minimum memory threshold for DSEPrewarm feature due to |
| // Android OOM killer eagerly killing the renderer. Since the Prerender2 has |
| // the minimum memory setting of 2GB, we should set it to a value greater than |
| // 2GB, since DSEPrewarm uses Prerender2 feature as well. |
| static constexpr int kDSEPrearmDefaultMemoryThresholdMb = |
| #if BUILDFLAG(IS_ANDROID) |
| 1700; |
| #else |
| 0; |
| #endif |
| BASE_FEATURE_PARAM(int, |
| kMinMemoryThresholdMb, |
| &kPrewarm, |
| "min_memory_threshold_mb", |
| kDSEPrearmDefaultMemoryThresholdMb); |
| |
| BASE_FEATURE(kPrerender2WarmUpCompositorForBookmarkBar, |
| base::FEATURE_DISABLED_BY_DEFAULT); |
| BASE_FEATURE(kPrerender2WarmUpCompositorForNewTabPage, |
| base::FEATURE_DISABLED_BY_DEFAULT); |
| |
| } // namespace features |
