LeOSium_webview/LeOS/patches/Add-flag-to-disable-vibration.patch

From: csagan5 <32685696+csagan5@users.noreply.github.com>
Date: Sun, 27 Jun 2021 17:35:39 +0200
Subject: Add flag to disable vibration

License: GPL-3.0-only - https://spdx.org/licenses/GPL-3.0-only.html
---
 chrome/browser/about_flags.cc                                | 4 ++++
 chrome/browser/flag_descriptions.cc                          | 3 +++
 chrome/browser/flag_descriptions.h                           | 2 ++
 content/child/runtime_features.cc                            | 1 +
 content/public/common/content_features.cc                    | 5 +++++
 content/public/common/content_features.h                     | 2 ++
 third_party/blink/public/platform/web_runtime_features.h     | 1 +
 .../blink/renderer/modules/vibration/vibration_controller.cc | 3 +++
 .../blink/renderer/platform/exported/web_runtime_features.cc | 4 ++++
 .../blink/renderer/platform/runtime_enabled_features.json5   | 4 ++++
 10 files changed, 29 insertions(+)

diff --git a/chrome/browser/about_flags.cc b/chrome/browser/about_flags.cc
--- a/chrome/browser/about_flags.cc
+++ b/chrome/browser/about_flags.cc
@@ -8430,6 +8430,10 @@ const FeatureEntry kFeatureEntries[] = {
      FEATURE_VALUE_TYPE(features::kNewMacNotificationAPI)},
 #endif
 
+    {"enable-vibration", flag_descriptions::kEnableVibrationName,
+     flag_descriptions::kEnableVibrationDescription, kOsAll,
+     FEATURE_VALUE_TYPE(features::kVibration)},
+
 #if BUILDFLAG(IS_CHROMEOS_ASH)
     {"exo-consumed-by-ime-by-flag",
      flag_descriptions::kExoConsumedByImeByFlagName,
diff --git a/chrome/browser/flag_descriptions.cc b/chrome/browser/flag_descriptions.cc
--- a/chrome/browser/flag_descriptions.cc
+++ b/chrome/browser/flag_descriptions.cc
@@ -7343,6 +7343,9 @@ const char kLacrosMergeIcuDataFileDescription[] =
     "Enables sharing common areas of icudtl.dat between Ash and Lacros.";
 #endif  // #if BUILDFLAG(IS_CHROMEOS_LACROS)
 
+const char kEnableVibrationName[] = "Vibration";
+const char kEnableVibrationDescription[] = "Enable vibration API; an user gesture will still be needed.";
+
 #if BUILDFLAG(IS_CHROMEOS) || BUILDFLAG(IS_LINUX)
 const char kGetAllScreensMediaName[] = "GetAllScreensMedia API";
 const char kGetAllScreensMediaDescription[] =
diff --git a/chrome/browser/flag_descriptions.h b/chrome/browser/flag_descriptions.h
--- a/chrome/browser/flag_descriptions.h
+++ b/chrome/browser/flag_descriptions.h
@@ -4466,6 +4466,8 @@ extern const char kWebUITabStripContextMenuAfterTapName[];
 extern const char kWebUITabStripContextMenuAfterTapDescription[];
 #endif  // BUILDFLAG(ENABLE_WEBUI_TAB_STRIP)
 
+extern const char kEnableVibrationName[];
+extern const char kEnableVibrationDescription[];
 #if defined(TOOLKIT_VIEWS) || BUILDFLAG(IS_ANDROID)
 
 extern const char kAutofillCreditCardUploadName[];
diff --git a/content/child/runtime_features.cc b/content/child/runtime_features.cc
--- a/content/child/runtime_features.cc
+++ b/content/child/runtime_features.cc
@@ -103,6 +103,7 @@ void SetRuntimeFeatureDefaultsForPlatform(
   if (command_line.HasSwitch(switches::kDisableMediaSessionAPI)) {
     WebRuntimeFeatures::EnableMediaSession(false);
   }
+  WebRuntimeFeatures::EnableVibration(base::FeatureList::IsEnabled(features::kVibration));
 #endif
 
 #if BUILDFLAG(IS_ANDROID)
diff --git a/content/public/common/content_features.cc b/content/public/common/content_features.cc
--- a/content/public/common/content_features.cc
+++ b/content/public/common/content_features.cc
@@ -106,6 +106,11 @@ BASE_FEATURE(kBackForwardCacheMemoryControls,
 #endif
 );
 
+// Enables vibration; an user gesture will still be required if enabled.
+BASE_FEATURE(kVibration,
+             "VibrationEnabled",
+             base::FEATURE_DISABLED_BY_DEFAULT);
+
 // When this feature is enabled, private network requests initiated from
 // non-secure contexts in the `public` address space  are blocked.
 //
diff --git a/content/public/common/content_features.h b/content/public/common/content_features.h
--- a/content/public/common/content_features.h
+++ b/content/public/common/content_features.h
@@ -311,6 +311,8 @@ CONTENT_EXPORT BASE_DECLARE_FEATURE(kForceOffTextAutosizing);
 CONTENT_EXPORT BASE_DECLARE_FEATURE(kUserMediaScreenCapturing);
 CONTENT_EXPORT BASE_DECLARE_FEATURE(kWebNfc);
 #endif  // BUILDFLAG(IS_ANDROID)
+CONTENT_EXPORT BASE_DECLARE_FEATURE(kVibration);
+
 
 #if BUILDFLAG(IS_MAC)
 CONTENT_EXPORT BASE_DECLARE_FEATURE(kMacAllowBackgroundingRenderProcesses);
diff --git a/third_party/blink/public/platform/web_runtime_features.h b/third_party/blink/public/platform/web_runtime_features.h
--- a/third_party/blink/public/platform/web_runtime_features.h
+++ b/third_party/blink/public/platform/web_runtime_features.h
@@ -70,6 +70,7 @@ class BLINK_PLATFORM_EXPORT WebRuntimeFeatures : public WebRuntimeFeaturesBase {
   static void EnableFingerprintingCanvasMeasureTextNoise(bool);
   static void EnableFingerprintingCanvasImageDataNoise(bool);
   static void EnableFluentScrollbars(bool);
+  static void EnableVibration(bool);
 
   WebRuntimeFeatures() = delete;
 };
diff --git a/third_party/blink/renderer/modules/vibration/vibration_controller.cc b/third_party/blink/renderer/modules/vibration/vibration_controller.cc
--- a/third_party/blink/renderer/modules/vibration/vibration_controller.cc
+++ b/third_party/blink/renderer/modules/vibration/vibration_controller.cc
@@ -29,6 +29,7 @@
 #include "third_party/blink/renderer/core/frame/local_frame.h"
 #include "third_party/blink/renderer/core/frame/navigator.h"
 #include "third_party/blink/renderer/core/page/page.h"
+#include "third_party/blink/renderer/platform/runtime_enabled_features.h"
 
 // Maximum number of entries in a vibration pattern.
 const unsigned kVibrationPatternLengthMax = 99;
@@ -152,6 +153,8 @@ bool VibrationController::vibrate(Navigator& navigator,
   // reference to |window| or |navigator| was retained in another window.
   if (!navigator.DomWindow())
     return false;
+  if (!RuntimeEnabledFeatures::VibrationEnabled())
+    return false;
   return From(navigator).Vibrate(pattern);
 }
 
diff --git a/third_party/blink/renderer/platform/exported/web_runtime_features.cc b/third_party/blink/renderer/platform/exported/web_runtime_features.cc
--- a/third_party/blink/renderer/platform/exported/web_runtime_features.cc
+++ b/third_party/blink/renderer/platform/exported/web_runtime_features.cc
@@ -52,6 +52,10 @@ void WebRuntimeFeatures::EnableTestOnlyFeatures(bool enable) {
   RuntimeEnabledFeatures::SetTestFeaturesEnabled(enable);
 }
 
+void WebRuntimeFeatures::EnableVibration(bool enable) {
+  RuntimeEnabledFeatures::SetVibrationEnabled(enable);
+}
+
 void WebRuntimeFeatures::EnableOriginTrialControlledFeatures(bool enable) {
   RuntimeEnabledFeatures::SetOriginTrialControlledFeaturesEnabled(enable);
 }
diff --git a/third_party/blink/renderer/platform/runtime_enabled_features.json5 b/third_party/blink/renderer/platform/runtime_enabled_features.json5
--- a/third_party/blink/renderer/platform/runtime_enabled_features.json5
+++ b/third_party/blink/renderer/platform/runtime_enabled_features.json5
@@ -2638,6 +2638,10 @@
       status: {"Android": "stable"},
       base_feature: "none",
     },
+    {
+      name: "Vibration",
+      status: "stable",
+    },
     {
       name: "OriginIsolationHeader",
       status: "stable",
--
2.25.1