correct patch

Author: John McCambridge

scripts/vscode.patch

@@ -785,7 +785,7 @@ index 780147c..2e8c9af 100644
 -					if (platform.isMacintosh) {
 +					if (browser.isMacintosh) {
 diff --git a/src/vs/workbench/contrib/webview/electron-browser/webview-pre.js b/src/vs/workbench/contrib/webview/electron-browser/webview-pre.js
-index 74fc798..f54b539 100644
+index 74fc798..0196be0 100644
 --- a/src/vs/workbench/contrib/webview/electron-browser/webview-pre.js
 +++ b/src/vs/workbench/contrib/webview/electron-browser/webview-pre.js
 @@ -10 +10,19 @@
@@ -827,9 +827,10 @@ index 74fc798..f54b539 100644
 @@ -310 +328 @@
 -
 +			
-@@ -328 +346,4 @@
+@@ -328 +346,5 @@
 -					newFrame.contentWindow.focus();
-+					/* Comment out to avoid VS Code from focusing on markdown preview on reload */
++
++					// Prevent VS Code from auto-focusing markdown preview
 +					if (document.hasFocus()) {
 +						newFrame.contentWindow.focus();
 +					}