Coverity-CWE 922: Insecure Storage of Sensitive Information(localStorage write)

	- Coverity fix for localStorage write issue: For storing datas
	  in browser localStorage so changed it to sessionStorage

Change-Id: Icfd7a540723715d1daf544091e59fd2c151a225e
Signed-off-by: SANDHYA.JS <sandhya.j@tataelxsi.co.in>
diff --git a/src/app/login/LoginComponent.ts b/src/app/login/LoginComponent.ts
index 8c6f5a3..06d8688 100644
--- a/src/app/login/LoginComponent.ts
+++ b/src/app/login/LoginComponent.ts
@@ -125,7 +125,7 @@
             userName: ['', [Validators.required]],
             password: ['', [Validators.required]]
         });
-        this.returnUrl = isNullOrUndefined(localStorage.getItem('returnUrl')) ? '/' : localStorage.getItem('returnUrl');
+        this.returnUrl = isNullOrUndefined(sessionStorage.getItem('returnUrl')) ? '/' : sessionStorage.getItem('returnUrl');
     }
 
     /**
@@ -150,7 +150,7 @@
                         // Catch Navigation Error
                     });
                 }
-                localStorage.removeItem('returnUrl');
+                sessionStorage.removeItem('returnUrl');
             }, (err: HttpErrorResponse): void => {
                 this.isLoadingResults = false;
                 this.restService.handleError(err, 'post');