Update Microsoft.Diagnostics.NETCore.Client docs

docs/core/diagnostics/microsoft-diagnostics-netcore-client.md

@@ -27,12 +27,30 @@ public DiagnosticsClient
         DumpType dumpType,
         string dumpPath,
         bool logDumpGeneration = false);
+
+    public async Task WriteDumpAsync(
+        DumpType dumpType,
+        string dumpPath,
+        bool logDumpGeneration,
+        CancellationToken token);
 
     public void AttachProfiler(
         TimeSpan attachTimeout,
         Guid profilerGuid,
         string profilerPath,
         byte[] additionalData = null);
+
+    public void SetStartupProfiler(
+        Guid profilerGuid,
+        string profilerPath);
+
+    public void ResumeRuntime();
+
+    public void SetEnvironmentVariable(
+        string name,
+        string value);
+
+    public Dictionary<string, string> GetProcessEnvironment();
 
     public static IEnumerable<int> GetPublishedProcesses();
 }
@@ -54,7 +72,7 @@ Creates a new instance of `DiagnosticsClient` for a compatible .NET process runn
 public EventPipeSession StartEventPipeSession(
     IEnumerable<EventPipeProvider> providers,
     bool requestRundown = true,
-    int circularBufferMB = 256)
+    int circularBufferMB = 256);
 ```
 
 Starts an EventPipe tracing session using the given providers and settings.
@@ -79,19 +97,58 @@ public EventPipeSession StartEventPipeSession(EventPipeProvider providers, bool
 ### WriteDump method
 
 ```csharp
-public void WriteDump(DumpType dumpType, string dumpPath, bool logDumpGeneration=false);
+public void WriteDump(
+    DumpType dumpType, 
+    string dumpPath, 
+    bool logDumpGeneration=false);
+```
+
+Request a dump for post-mortem debugging of the target application. The type of the dump can be specified using the [`DumpType`](#dumptype-enum) enum.
+
+* `dumpType` : Type of the dump to be requested.
+* `dumpPath` : The path to the dump to be written out to.
+* `logDumpGeneration` : If set to `true`, the target application will write out diagnostic logs during dump generation.
+
+```csharp
+public void WriteDump(DumpType dumpType, string dumpPath, WriteDumpFlags flags)
+```
+
+Request a dump for post-mortem debugging of the target application. The type of the dump can be specified using the [`DumpType`](#dumptype-enum) enum.
+
+* `dumpType` : Type of the dump to be requested.
+* `dumpPath` : The path to the dump to be written out to.
+* `flags` : logging and crash report flags. On runtimes less than 6.0, only LoggingEnabled is supported.
+
+```csharp
+public async Task WriteDumpAsync(DumpType dumpType, string dumpPath, bool logDumpGeneration, CancellationToken token)
 ```
 
 Request a dump for post-mortem debugging of the target application. The type of the dump can be specified using the [`DumpType`](#dumptype-enum) enum.
 
 * `dumpType` : Type of the dump to be requested.
 * `dumpPath` : The path to the dump to be written out to.
 * `logDumpGeneration` : If set to `true`, the target application will write out diagnostic logs during dump generation.
+* `token` : The token to monitor for cancellation requests.
+
+```csharp
+public async Task WriteDumpAsync(DumpType dumpType, string dumpPath, WriteDumpFlags flags, CancellationToken token)
+```
+
+Request a dump for post-mortem debugging of the target application. The type of the dump can be specified using the [`DumpType`](#dumptype-enum) enum.
+
+* `dumpType` : Type of the dump to be requested.
+* `dumpPath` : The path to the dump to be written out to.
+* `flags` : logging and crash report flags. On runtimes less than 6.0, only LoggingEnabled is supported.
+* `token` : The token to monitor for cancellation requests.
 
 ### AttachProfiler method
 
 ```csharp
-public void AttachProfiler(TimeSpan attachTimeout, Guid profilerGuid, string profilerPath, byte[] additionalData=null);
+public void AttachProfiler(
+    TimeSpan attachTimeout, 
+    Guid profilerGuid, 
+    string profilerPath, 
+    byte[] additionalData=null);
 ```
 
 Request to attach an ICorProfiler to the target application.
@@ -101,6 +158,48 @@ Request to attach an ICorProfiler to the target application.
 * `profilerPath` : Path to the ICorProfiler dll to be attached.
 * `additionalData` : Optional additional data that can be passed to the runtime during profiler attach.
 
+### SetStartupProfiler method
+
+```csharp
+public void SetStartupProfiler(
+        Guid profilerGuid,
+        string profilerPath);
+```
+
+Set a profiler as the startup profiler. It is only valid to issue this command while the runtime is paused at startup.
+
+* `profilerGuid` : `Guid` for the profiler to be attached.
+* `profilerPath` : Path to the profiler to be attached.
+
+### ResumeRuntime method
+
+```csharp
+public void ResumeRuntime();
+```
+
+Tell the runtime to resume execution after being paused at startup.
+
+### SetEnvironmentVariable method
+
+```csharp
+public void SetEnvironmentVariable(
+    string name, 
+    string value);
+```
+
+Set an environment variable in the target process.
+
+* `name` : The name of the environment variable to set.
+* `value` : The value of the environment variable to set.
+
+### GetProcessEnvironment
+
+```csharp
+public Dictionary<string, string> GetProcessEnvironment()
+```
+
+Gets all environment variables and their values from the target process.
+
 ### GetPublishedProcesses method
 
 ```csharp