Prevent VS Code from auto-focusing markdown preview on update

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..03728d0 100644
+index 74fc798..f54b539 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 @@
@@ -824,6 +824,15 @@ index 74fc798..03728d0 100644
 +			// 	supportFetchAPI: true,
 +			// 	corsEnabled: true
 +			// });
+@@ -310 +328 @@
+-
++			
+@@ -328 +346,4 @@
+-					newFrame.contentWindow.focus();
++					/* Comment out to avoid VS Code from focusing on markdown preview on reload */
++					if (document.hasFocus()) {
++						newFrame.contentWindow.focus();
++					}
 diff --git a/src/vs/workbench/contrib/webview/electron-browser/webview.contribution.ts b/src/vs/workbench/contrib/webview/electron-browser/webview.contribution.ts
 index 484ff86..f3f57cb 100644
 --- a/src/vs/workbench/contrib/webview/electron-browser/webview.contribution.ts
@@ -885,7 +894,7 @@ index 48ef482..dc47f81 100644
 -			placeHolder: isMacintosh ? nls.localize('openRecentPlaceHolderMac', "Select to open (hold Cmd-key to open in new window)") : nls.localize('openRecentPlaceHolder', "Select to open (hold Ctrl-key to open in new window)"),
 +			placeHolder: browser.isMacintosh ? nls.localize('openRecentPlaceHolderMac', "Select to open (hold Cmd-key to open in new window)") : nls.localize('openRecentPlaceHolder', "Select to open (hold Ctrl-key to open in new window)"),
 diff --git a/src/vs/workbench/electron-browser/main.contribution.ts b/src/vs/workbench/electron-browser/main.contribution.ts
-index 71bc992..111ce51 100644
+index 71bc992..2692f39 100644
 --- a/src/vs/workbench/electron-browser/main.contribution.ts
 +++ b/src/vs/workbench/electron-browser/main.contribution.ts
 @@ -13 +13,2 @@ import { KeyMod, KeyChord, KeyCode } from 'vs/base/common/keyCodes';