Move the remaining pending shutdown API bits to MTRDeviceController_Concrete.

Author: bzbarsky-apple

src/darwin/Framework/CHIP/MTRDeviceController.mm

@@ -320,20 +320,6 @@ - (void)_controllerResumed
     // Subclass hook; nothing to do.
 }
 
-- (BOOL)matchesPendingShutdownControllerWithOperationalCertificate:(nullable MTRCertificateDERBytes)operationalCertificate andRootCertificate:(nullable MTRCertificateDERBytes)rootCertificate
-{
-    // TODO: Once the factory knows it's dealing with MTRDeviceController_Concrete, this can be removed, and its
-    // declaration moved to MTRDeviceController_Concrete.
-    return NO;
-}
-
-- (void)clearPendingShutdown
-{
-    // TODO: Once the factory knows it's dealing with MTRDeviceController_Concrete, this can be removed, and its
-    // declaration moved to MTRDeviceController_Concrete.
-    MTR_ABSTRACT_METHOD();
-}
-
 - (void)shutdown
 {
     MTR_ABSTRACT_METHOD();

src/darwin/Framework/CHIP/MTRDeviceController_Concrete.h

@@ -84,6 +84,16 @@ NS_ASSUME_NONNULL_BEGIN
  */
 - (void)removeRunAssertion;
 
+/**
+ * This method returns TRUE if this controller matches the fabric reference and node ID as listed in the parameters.
+ */
+- (BOOL)matchesPendingShutdownControllerWithOperationalCertificate:(nullable MTRCertificateDERBytes)operationalCertificate andRootCertificate:(nullable MTRCertificateDERBytes)rootCertificate;
+
+/**
+ * Clear any pending shutdown request.
+ */
+- (void)clearPendingShutdown;
+
 @end
 
 NS_ASSUME_NONNULL_END

src/darwin/Framework/CHIP/MTRDeviceController_Internal.h

@@ -265,16 +265,6 @@ NS_ASSUME_NONNULL_BEGIN
  */
 - (void)directlyGetSessionForNode:(chip::NodeId)nodeID completion:(MTRInternalDeviceConnectionCallback)completion;
 
-/**
- * This method returns TRUE if this controller matches the fabric reference and node ID as listed in the parameters.
- */
-- (BOOL)matchesPendingShutdownControllerWithOperationalCertificate:(nullable MTRCertificateDERBytes)operationalCertificate andRootCertificate:(nullable MTRCertificateDERBytes)rootCertificate;
-
-/**
- * Clear any pending shutdown request.
- */
-- (void)clearPendingShutdown;
-
 @end
 
 /**