update docs

docs/preview/02-Features/making-telemetry-more-powerful.md

@@ -19,7 +19,7 @@ var telemetryContext = new Dictionary<string, object>
     {"OrderId", "ABC"},
 };
 
-logger.LogEvent("Order Created", telemetryContext);
+logger.LogCustomEvent("Order Created", telemetryContext);
 // Output: "Events Order Created (Context: [Customer, Arcus], [OrderId, ABC])"
 ```
 
@@ -34,7 +34,7 @@ Let's use an example - When measuring a metric you get an understanding of the c
 ```csharp
 using Microsoft.Extensions.Logging;
 
-logger.LogMetric("Orders Received", 133);
+logger.LogCustomMetric("Orders Received", 133);
 // Log output: "Metric Orders Received: 133 (Context: )"
 ```
 
@@ -51,7 +51,7 @@ var telemetryContext = new Dictionary<string, object>
     { "Customer", "Contoso"},
 };
 
-logger.LogMetric("Orders Received", 133, telemetryContext);
+logger.LogCustomMetric("Orders Received", 133, telemetryContext);
 // Log output: "Metric Orders Received: 133 (Context: [Customer, Contoso])"
 ```
 

docs/preview/02-Features/writing-different-telemetry-types.md

@@ -462,7 +462,7 @@ Here is how you can report an `Order Created` event:
 ```csharp
 using Microsoft.Extensions.Logging;
 
-logger.LogEvent("Order Created");
+logger.LogCustomEvent("Order Created");
 // Output: {"EventName": "Order Created", "Context": {}}
 ```
 
@@ -488,7 +488,7 @@ Here is how you can report an `Invoices Received` metric:
 ```csharp
 using Microsoft.Extensions.Logging;
 
-logger.LogMetric("Invoices Received", 133);
+logger.LogCustomMetric("Invoices Received", 133);
 // Output: {"MetricName": "Invoices Received", "MetricValue": 133, "Timestamp": "03/23/2020 09:32:02 +00:00", "Context: {[TelemetryType, Metric]}}
 ```
 

docs/preview/03-Guidance/use-with-dotnet-and-aspnetcore.md

@@ -92,7 +92,7 @@ public class OrderController : ControllerBase
             {"Customer", order.Customer.Name}
         };
 
-        _logger.LogEvent("Order received", contextualInformation);
+        _logger.LogCustomEvent("Order received", contextualInformation);
     }
 }
 ```

docs/preview/03-Guidance/use-with-dotnet-and-functions.md

@@ -104,7 +104,7 @@ public class DockerHubMetricScraperFunction
             {"Image ID", $"{repoName}/{imageName}"}
         };
 
-        _logger.LogMetric("Image Pulls", pullCount, contextualInformation);
+        _logger.LogCustomMetric("Image Pulls", pullCount, contextualInformation);
     }
 }
 ```