React to errorhandler and errorpage extension name changes

src/MusicStore/Startup.cs

@@ -128,7 +128,7 @@ namespace MusicStore
 
             // Display custom error page in production when error occurs
             // During development use the ErrorPage middleware to display error information in the browser
-            app.UseErrorPage();
+            app.UseDeveloperExceptionPage();
 
             app.UseDatabaseErrorPage(DatabaseErrorPageOptions.ShowAll);
 
@@ -149,7 +149,7 @@ namespace MusicStore
             // StatusCode pages to gracefully handle status codes 400-599.
             app.UseStatusCodePagesWithRedirects("~/Home/StatusCodePage");
 
-            app.UseErrorHandler("/Home/Error");
+            app.UseExceptionHandler("/Home/Error");
 
             Configure(app);
         }
@@ -163,7 +163,7 @@ namespace MusicStore
             // StatusCode pages to gracefully handle status codes 400-599.
             app.UseStatusCodePagesWithRedirects("~/Home/StatusCodePage");
 
-            app.UseErrorHandler("/Home/Error");
+            app.UseExceptionHandler("/Home/Error");
 
             Configure(app);
         }

src/MusicStore/StartupNtlmAuthentication.cs

@@ -90,7 +90,7 @@ namespace MusicStore
 
             // Error page middleware displays a nice formatted HTML page for any unhandled exceptions in the request pipeline.
             // Note: Not recommended for production.
-            app.UseErrorPage();
+            app.UseDeveloperExceptionPage();
 
             // Set up NTLM authentication for WebListener like below.
             // For IIS and IISExpress: Use inetmgr to setup NTLM authentication on the application vDir or modify the applicationHost.config to enable NTLM.

src/MusicStore/StartupOpenIdConnect.cs

@@ -115,7 +115,7 @@ namespace MusicStore
 
             // Display custom error page in production when error occurs
             // During development use the ErrorPage middleware to display error information in the browser
-            app.UseErrorPage();
+            app.UseDeveloperExceptionPage();
 
             app.UseDatabaseErrorPage(DatabaseErrorPageOptions.ShowAll);
 

test/E2ETests/compiler/shared/Mocks/StartupOpenIdConnectTesting.cs

@@ -123,7 +123,7 @@ namespace MusicStore
 
             // Display custom error page in production when error occurs
             // During development use the ErrorPage middleware to display error information in the browser
-            app.UseErrorPage();
+            app.UseDeveloperExceptionPage();
 
             app.UseDatabaseErrorPage(DatabaseErrorPageOptions.ShowAll);
 

test/E2ETests/compiler/shared/Mocks/StartupSocialTesting.cs

@@ -174,7 +174,7 @@ namespace MusicStore
 
             // Error page middleware displays a nice formatted HTML page for any unhandled exceptions in the request pipeline.
             // Note: Not recommended for production.
-            app.UseErrorPage();
+            app.UseDeveloperExceptionPage();
 
             app.UseDatabaseErrorPage(DatabaseErrorPageOptions.ShowAll);