Upgrade to electron v12.0.0-beta.14

.yarnrc

 disturl "https://electronjs.org/headers"
-target "11.2.0"
+target "12.0.0-beta.14"
 runtime "electron"

cgmanifest.json

@@ -60,7 +60,7 @@
 				"git": {
 					"name": "electron",
 					"repositoryUrl": "https://github.com/electron/electron",
-					"commitHash": "56e926ce2362770a84403059b3ce3d40135ed7db"
+					"commitHash": "0e7ff69a4e1913ff9c3dff2ce1522c784fe24e86"
 				}
 			},
 			"isOnlyProductionDependency": true,

package.json

@@ -122,7 +122,7 @@
     "css-loader": "^3.2.0",
     "debounce": "^1.0.0",
     "deemon": "^1.4.0",
-    "electron": "11.2.0",
+    "electron": "12.0.0-beta.14",
     "electron-rebuild": "2.0.3",
     "eslint": "6.8.0",
     "eslint-plugin-jsdoc": "^19.1.0",

scripts/test-emmet.bat

+@echo off
+setlocal
+
+pushd %~dp0\..
+
+set VSCODEUSERDATADIR=%TEMP%\vscodeuserfolder-%RANDOM%-%TIME:~6,2%
+set VSCODECRASHDIR=%~dp0\..\.build\crashes
+
+:: Figure out which Electron to use for running tests
+if "%INTEGRATION_TEST_ELECTRON_PATH%"=="" (
+	:: Run out of sources: no need to compile as code.bat takes care of it
+	chcp 65001
+	set INTEGRATION_TEST_ELECTRON_PATH=.\scripts\code.bat
+	set VSCODE_BUILD_BUILTIN_EXTENSIONS_SILENCE_PLEASE=1
+
+	echo Storing crash reports into '%VSCODECRASHDIR%'.
+	echo Running integration tests out of sources.
+) else (
+	:: Run from a built: need to compile all test extensions
+	:: because we run extension tests from their source folders
+	:: and the build bundles extensions into .build webpacked
+	call yarn gulp 	compile-extension:vscode-api-tests^
+					compile-extension:vscode-colorize-tests^
+					compile-extension:markdown-language-features^
+					compile-extension:typescript-language-features^
+					compile-extension:vscode-custom-editor-tests^
+					compile-extension:vscode-notebook-tests^
+					compile-extension:emmet^
+					compile-extension:css-language-features-server^
+					compile-extension:html-language-features-server^
+					compile-extension:json-language-features-server^
+					compile-extension:git
+
+	:: Configuration for more verbose output
+	set VSCODE_CLI=1
+	set ELECTRON_ENABLE_LOGGING=1
+
+	echo Storing crash reports into '%VSCODECRASHDIR%'.
+	echo Running integration tests with '%INTEGRATION_TEST_ELECTRON_PATH%' as build.
+)
+
+:: Integration & performance tests in AMD
+@REM ::call .\scripts\test.bat --runGlob **\*.integrationTest.js %*
+@REM ::if %errorlevel% neq 0 exit /b %errorlevel%
+
+:: Tests in the extension host
+
+call "%INTEGRATION_TEST_ELECTRON_PATH%" $%~dp0\..\extensions\emmet\out\test\test-fixtures --extensionDevelopmentPath=%~dp0\..\extensions\emmet --extensionTestsPath=%~dp0\..\extensions\emmet\out\test --disable-telemetry --crash-reporter-directory=%VSCODECRASHDIR% --no-cached-data --disable-updates --disable-extensions --user-data-dir=%VSCODEUSERDATADIR% .
+if %errorlevel% neq 0 exit /b %errorlevel%
+
+rmdir /s /q %VSCODEUSERDATADIR%
+
+popd
+
+endlocal

src/vs/workbench/contrib/webview/electron-browser/webviewElement.ts

@@ -290,8 +290,7 @@ export class ElectronWebviewBasedWebview extends BaseWebview<WebviewTag> impleme
 		const findOptions: FindInPageOptions = {
 			forward: options.forward,
 			findNext: false,
-			matchCase: options.matchCase,
-			medialCapitalAsWordStart: options.medialCapitalAsWordStart
+			matchCase: options.matchCase
 		};
 
 		this._findStarted = true;

yarn.lock

@@ -338,11 +338,6 @@
   resolved "https://registry.yarnpkg.com/@types/node/-/node-10.12.21.tgz#7e8a0c34cf29f4e17a36e9bd0ea72d45ba03908e"
   integrity sha512-CBgLNk4o3XMnqMc0rhb6lc77IwShMEglz05deDcn2lQxyXEZivfwgYJu7SMha9V5XcrP6qZuevTHV/QrN2vjKQ==
 
-"@types/node@^12.0.12":
-  version "12.12.24"
-  resolved "https://registry.yarnpkg.com/@types/node/-/node-12.12.24.tgz#d4606afd8cf6c609036b854360367d1b2c78931f"
-  integrity sha512-1Ciqv9pqwVtW6FsIUKSZNB82E5Cu1I2bBTj1xuIHXLe/1zYLl3956Nbhg2MzSYHVfl9/rmanjbQIb7LibfCnug==
-
 "@types/node@^12.19.9":
   version "12.19.9"
   resolved "https://registry.yarnpkg.com/@types/node/-/node-12.19.9.tgz#990ad687ad8b26ef6dcc34a4f69c33d40c95b679"
@@ -353,6 +348,11 @@
   resolved "https://registry.yarnpkg.com/@types/node/-/node-13.13.34.tgz#c9300a1b6560d90817fb2bba650e250116a575f9"
   integrity sha512-g8D1HF2dMDKYSDl5+79izRwRgNPsSynmWMbj50mj7GZ0b7Lv4p8EmZjbo3h0h+6iLr6YmVz9VnF6XVZ3O6V1Ug==
 
+"@types/node@^14.6.2":
+  version "14.14.20"
+  resolved "https://registry.yarnpkg.com/@types/node/-/node-14.14.20.tgz#f7974863edd21d1f8a494a73e8e2b3658615c340"
+  integrity sha512-Y93R97Ouif9JEOWPIUyU+eyIdyRqQR0I8Ez1dzku4hDx34NWh4HbtIc3WNzwB1Y9ULvNGeu5B8h8bVL5cAk4/A==
+
 "@types/semver@^5.4.0", "@types/semver@^5.5.0":
   version "5.5.0"
   resolved "https://registry.yarnpkg.com/@types/semver/-/semver-5.5.0.tgz#146c2a29ee7d3bae4bf2fcb274636e264c813c45"
@@ -3041,13 +3041,13 @@ electron-to-chromium@^1.2.7:
   resolved "https://registry.yarnpkg.com/electron-to-chromium/-/electron-to-chromium-1.3.27.tgz#78ecb8a399066187bb374eede35d9c70565a803d"
   integrity sha1-eOy4o5kGYYe7N07t412ccFZagD0=
 
-electron@11.2.0:
-  version "11.2.0"
-  resolved "https://registry.yarnpkg.com/electron/-/electron-11.2.0.tgz#f8577ea4c9ba94068850256145be26b0b89a5dd7"
-  integrity sha512-weszOPAJPoPu6ozL7vR9enXmaDSqH+KE9iZODfbGdnFgtVfVdfyedjlvEGIUJkLMPXM1y/QWwCl2dINzr0Jq5Q==
+electron@12.0.0-beta.14:
+  version "12.0.0-beta.14"
+  resolved "https://registry.yarnpkg.com/electron/-/electron-12.0.0-beta.14.tgz#f8c40c7e479879c305e519380e710c0a357aa734"
+  integrity sha512-PYM+EepIEj9kLePXEb9gIxzZk5H4zM7LGg5iw60OHt+SYEECPNFJmPj3N6oHKu3W+KrCG7285Vgz2ZCp1u0kKA==
   dependencies:
     "@electron/get" "^1.0.1"
-    "@types/node" "^12.0.12"
+    "@types/node" "^14.6.2"
     extract-zip "^1.0.3"
 
 elliptic@^6.0.0: