Adding comments to provider classes

Author: pragrawa

src/ResourceManager/RecoveryServices.Backup/Commands.RecoveryServices.Backup.Providers/Providers/DpmPsBackupProvider.cs

@@ -24,6 +24,9 @@
 
 namespace Microsoft.Azure.Commands.RecoveryServices.Backup.Cmdlets.ProviderModel
 {
+    /// <summary>
+    /// This class implements implements methods for DPM backup provider
+    /// </summary>
     public class DpmPsBackupProvider : IPsBackupProvider
     {
         Dictionary<System.Enum, object> ProviderData { get; set; }

src/ResourceManager/RecoveryServices.Backup/Commands.RecoveryServices.Backup.Providers/Providers/IaasVmPsBackupProvider.cs

@@ -28,6 +28,9 @@
 
 namespace Microsoft.Azure.Commands.RecoveryServices.Backup.Cmdlets.ProviderModel
 {
+    /// <summary>
+    /// This class implements implements methods for IaasVm backup provider
+    /// </summary>
     public class IaasVmPsBackupProvider : IPsBackupProvider
     {
         private const int defaultOperationStatusRetryTimeInMilliSec = 5 * 1000; // 5 sec

src/ResourceManager/RecoveryServices.Backup/Commands.RecoveryServices.Backup.Providers/Providers/MabPsBackupProvider.cs

@@ -26,6 +26,9 @@
 
 namespace Microsoft.Azure.Commands.RecoveryServices.Backup.Cmdlets.ProviderModel
 {
+    /// <summary>
+    /// This class implements implements methods for MAB backup provider
+    /// </summary>
     public class MabPsBackupProvider : IPsBackupProvider
     {
         Dictionary<System.Enum, object> ProviderData { get; set; }

src/ResourceManager/RecoveryServices.Backup/Commands.RecoveryServices.Backup.Providers/PsBackupProviderManager.cs

@@ -23,6 +23,10 @@
 
 namespace Microsoft.Azure.Commands.RecoveryServices.Backup.Cmdlets.ProviderModel
 {
+    /// <summary>
+    /// This class implements provider intialization based on workload
+    /// and backup management type.
+    /// </summary>
     public class PsBackupProviderManager
     {
         Dictionary<System.Enum, object> providerData;