CREDENTIAL: Implement 'SiteBoundCredential'.

third_party/WebKit/Source/modules/modules.gypi

 {
   'includes': [
     '../core/core_generated.gypi',
     'modules_generated.gypi',
   ],
   'variables': {
     # Experimental hooks for embedder to provide extra IDL and source files.
     #
     # Note: this is not a supported API. If you rely on this, you will be broken
     # from time to time as the code generator changes in backward incompatible
@@ skipping 21 matching lines @@
       'canvas2d/CanvasGradient.idl',
       'canvas2d/CanvasPattern.idl',
       'canvas2d/CanvasRenderingContext2D.idl',
       'canvas2d/Path2D.idl',
       'compositorworker/CompositorWorker.idl',
       'compositorworker/CompositorWorkerGlobalScope.idl',
       'credentialmanager/Credential.idl',
       'credentialmanager/CredentialsContainer.idl',
       'credentialmanager/FederatedCredential.idl',
       'credentialmanager/PasswordCredential.idl',
+      'credentialmanager/SiteBoundCredential.idl',
       'crypto/Crypto.idl',
       'crypto/CryptoKey.idl',
       'crypto/SubtleCrypto.idl',
       'csspaint/PaintRenderingContext2D.idl',
       'csspaint/PaintWorkletGlobalScope.idl',
       'device_light/DeviceLightEvent.idl',
       'device_orientation/DeviceAcceleration.idl',
       'device_orientation/DeviceMotionEvent.idl',
       'device_orientation/DeviceOrientationEvent.idl',
       'device_orientation/DeviceRotationRate.idl',
@@ skipping 847 matching lines @@
       'compositorworker/CompositorWorkerThread.cpp',
       'compositorworker/CompositorWorkerThread.h',
       'credentialmanager/Credential.cpp',
       'credentialmanager/Credential.h',
       'credentialmanager/CredentialManagerClient.cpp',
       'credentialmanager/CredentialManagerClient.h',
       'credentialmanager/CredentialsContainer.cpp',
       'credentialmanager/CredentialsContainer.h',
       'credentialmanager/FederatedCredential.cpp',
       'credentialmanager/FederatedCredential.h',
+      'credentialmanager/NavigatorCredentials.cpp',
+      'credentialmanager/NavigatorCredentials.h',
       'credentialmanager/PasswordCredential.cpp',
       'credentialmanager/PasswordCredential.h',
-      'credentialmanager/NavigatorCredentials.cpp',
-      'credentialmanager/NavigatorCredentials.h',
+      'credentialmanager/SiteBoundCredential.cpp',
+      'credentialmanager/SiteBoundCredential.h',
       'crypto/Crypto.cpp',
       'crypto/Crypto.h',
       'crypto/CryptoHistograms.cpp',
       'crypto/CryptoHistograms.h',
       'crypto/CryptoKey.cpp',
       'crypto/CryptoKey.h',
       'crypto/CryptoResultImpl.cpp',
       'crypto/CryptoResultImpl.h',
       'crypto/DOMWindowCrypto.cpp',
       'crypto/DOMWindowCrypto.h',
@@ skipping 1079 matching lines @@
       'webaudio/AudioBasicProcessorHandlerTest.cpp',
       'webaudio/ConvolverNodeTest.cpp',
       'webaudio/DynamicsCompressorNodeTest.cpp',
       'webaudio/ScriptProcessorNodeTest.cpp',
       'webaudio/StereoPannerNodeTest.cpp',
       'websockets/DOMWebSocketTest.cpp',
       'websockets/DocumentWebSocketChannelTest.cpp',
     ],
   },
 }