From 9881b3cd3f806b56d76361d763ed89c41ee2b6e2 Mon Sep 17 00:00:00 2001
From: Rob Lourens <roblourens@gmail.com>
Date: Sun, 13 Aug 2017 21:51:57 -0700
Subject: [PATCH] Fix #226 - fix for old runtimes that don't support
 setAsyncCallStackDepth

---
 src/chrome/chromeDebugAdapter.ts | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/chrome/chromeDebugAdapter.ts b/src/chrome/chromeDebugAdapter.ts
index 7f7d2379c..5340fa202 100644
--- a/src/chrome/chromeDebugAdapter.ts
+++ b/src/chrome/chromeDebugAdapter.ts
@@ -368,7 +368,12 @@ export abstract class ChromeDebugAdapter implements IDebugAdapter {
             await Promise.all(this.runConnection());
 
             const maxDepth = this._launchAttachArgs.showAsyncStacks ? ChromeDebugAdapter.ASYNC_CALL_STACK_DEPTH : 0;
-            return this.chrome.Debugger.setAsyncCallStackDepth({ maxDepth });
+            try {
+                return this.chrome.Debugger.setAsyncCallStackDepth({ maxDepth });
+            } catch (e) {
+                // Not supported by older runtimes, ignore it.
+                return;
+            }
         } else {
             return Promise.resolve();
         }