Add chrome://flags#enable-web-authentication-cable-support

caBLE is a transport option for the WebAuthN API

Bug: 837088
Change-Id: I81ea955bb95848161a927fb2a1b84773cf572d24
Reviewed-on: https://chromium-review.googlesource.com/1144418
Commit-Queue: Kim Paulhamus <kpaulhamus@chromium.org>
Reviewed-by: Jun Choi <hongjunchoi@chromium.org>
Cr-Commit-Position: refs/heads/master@{#576756}

chrome/browser/about_flags.cc

@@ -3666,6 +3666,13 @@ const FeatureEntry kFeatureEntries[] = {
      kOsDesktop, FEATURE_VALUE_TYPE(device::kNewCtap2Device)},
 #endif  // !defined(OS_ANDROID)
 
+#if !defined(OS_ANDROID)
+    {"enable-web-authentication-cable-support",
+     flag_descriptions::kEnableWebAuthenticationCableSupportName,
+     flag_descriptions::kEnableWebAuthenticationCableSupportDescription,
+     kOsDesktop, FEATURE_VALUE_TYPE(features::kWebAuthCable)},
+#endif  // !defined(OS_ANDROID)
+
 #if defined(OS_ANDROID)
     {"enable-sole-integration", flag_descriptions::kSoleIntegrationName,
      flag_descriptions::kSoleIntegrationDescription, kOsAndroid,

chrome/browser/flag_descriptions.cc

@@ -758,7 +758,13 @@ const char kEnableWasmDescription[] =
 
 const char kEnableWebAuthenticationAPIName[] = "Web Authentication API";
 const char kEnableWebAuthenticationAPIDescription[] =
-    "Enable Web Authentication API support";
+    "Enable Web Authentication API support.";
+
+extern const char kEnableWebAuthenticationCableSupportName[] =
+    "Web Authentication caBLE support";
+extern const char kEnableWebAuthenticationCableSupportDescription[] =
+    "Enable the cloud-assisted pairingless BLE protocol for use with "
+    "the Web Authentication API.";
 
 const char kEnableImageCaptureAPIName[] = "Image Capture API";
 const char kEnableImageCaptureAPIDescription[] =
@@ -2669,7 +2675,7 @@ const char kEnableNewAppMenuIconDescription[] =
 const char kEnableWebAuthenticationCtap2SupportName[] =
     "Enable Web Authentication API support for CTAP2 security keys";
 const char kEnableWebAuthenticationCtap2SupportDescription[] =
-    "Enable CTAP2 security keys for the Web Authenication API.";
+    "Enable CTAP2 security keys for the Web Authentication API.";
 
 const char kEnableWebAuthenticationTestingAPIName[] =
     "Web Authentication Testing API";

chrome/browser/flag_descriptions.h

@@ -480,6 +480,9 @@ extern const char kEnableWasmDescription[];
 extern const char kEnableWebAuthenticationAPIName[];
 extern const char kEnableWebAuthenticationAPIDescription[];
 
+extern const char kEnableWebAuthenticationCableSupportName[];
+extern const char kEnableWebAuthenticationCableSupportDescription[];
+
 extern const char kEnableWebPaymentsSingleAppUiSkipName[];
 extern const char kEnableWebPaymentsSingleAppUiSkipDescription[];
 

tools/metrics/histograms/enums.xml

@@ -27605,6 +27605,7 @@ from previous Chrome versions.
   <int value="-1811887751" label="ChromeModernFullRoll:disabled"/>
   <int value="-1811394154" label="disable-webrtc-hw-vp8-encoding"/>
   <int value="-1810294310" label="AndroidPaymentApps:enabled"/>
+  <int value="-1809891158" label="WebAuthenticationCable:enabled"/>
   <int value="-1809835803" label="LayoutNG:disabled"/>
   <int value="-1808576075" label="SystemTrayUnified:enabled"/>
   <int value="-1808477331" label="MidiManagerCros:disabled"/>
@@ -28022,6 +28023,7 @@ from previous Chrome versions.
   <int value="-979034258" label="disable-ntp-other-sessions-menu"/>
   <int value="-978700508" label="disable-simplified-fullscreen-ui"/>
   <int value="-977476498" label="disable-eol-notification"/>
+  <int value="-974378602" label="WebAuthenticationCable:disabled"/>
   <int value="-973509424" label="NewTabPageIcons:disabled"/>
   <int value="-972737445" label="ArcUseAuthEndpoint:disabled"/>
   <int value="-972425050" label="gesture-editing"/>