diff --git a/src/vs/workbench/contrib/webview/browser/baseWebviewElement.ts b/src/vs/workbench/contrib/webview/browser/baseWebviewElement.ts
index 77ad4c55f93c49df8ae8e1d1096489d860ea5d24..97dcd030a8ad9d55491e926c8003c030399912bc 100644
--- a/src/vs/workbench/contrib/webview/browser/baseWebviewElement.ts
+++ b/src/vs/workbench/contrib/webview/browser/baseWebviewElement.ts
@@ -10,6 +10,7 @@ import { IEnvironmentService } from 'vs/platform/environment/common/environment'
 import { ExtensionIdentifier } from 'vs/platform/extensions/common/extensions';
 import { ITelemetryService } from 'vs/platform/telemetry/common/telemetry';
 import { WebviewExtensionDescription, WebviewOptions } from 'vs/workbench/contrib/webview/browser/webview';
+import { URI } from 'vs/base/common/uri';
 
 export const enum WebviewMessageChannels {
 	onmessage = 'onmessage',
@@ -55,6 +56,18 @@ export abstract class BaseWebview<T extends HTMLElement> extends Disposable {
 		this._register(this.on('no-csp-found', () => {
 			this.handleNoCspFound();
 		}));
+
+		this._register(this.on(WebviewMessageChannels.didClickLink, (uri: string) => {
+			this._onDidClickLink.fire(URI.parse(uri));
+		}));
+
+		this._register(this.on(WebviewMessageChannels.onmessage, (data: any) => {
+			this._onMessage.fire(data);
+		}));
+
+		this._register(this.on(WebviewMessageChannels.didScroll, (scrollYPercentage: number) => {
+			this._onDidScroll.fire({ scrollYPercentage: scrollYPercentage });
+		}));
 	}
 
 	dispose(): void {
@@ -69,6 +82,15 @@ export abstract class BaseWebview<T extends HTMLElement> extends Disposable {
 	private readonly _onMissingCsp = this._register(new Emitter<ExtensionIdentifier>());
 	public readonly onMissingCsp = this._onMissingCsp.event;
 
+	private readonly _onDidClickLink = this._register(new Emitter<URI>());
+	public readonly onDidClickLink = this._onDidClickLink.event;
+
+	private readonly _onMessage = this._register(new Emitter<any>());
+	public readonly onMessage = this._onMessage.event;
+
+	private readonly _onDidScroll = this._register(new Emitter<{ readonly scrollYPercentage: number; }>());
+	public readonly onDidScroll = this._onDidScroll.event;
+
 	protected _send(channel: string, data?: any): void {
 		this._ready
 			.then(() => this.postMessage(channel, data))
diff --git a/src/vs/workbench/contrib/webview/browser/webviewElement.ts b/src/vs/workbench/contrib/webview/browser/webviewElement.ts
index 2e156fec551d9f98b80518dd3452a1f2a77b1cb6..4aa5a14566550ef8f508a88443ab3c3e9fbc0c2f 100644
--- a/src/vs/workbench/contrib/webview/browser/webviewElement.ts
+++ b/src/vs/workbench/contrib/webview/browser/webviewElement.ts
@@ -62,20 +62,6 @@ export class IFrameWebview extends BaseWebview<HTMLIFrameElement> implements Web
 			state: undefined
 		};
 
-		this._register(this.on(WebviewMessageChannels.onmessage, (data: any) => {
-			this._onMessage.fire(data);
-		}));
-
-		this._register(this.on(WebviewMessageChannels.didClickLink, (uri: string) => {
-			this._onDidClickLink.fire(URI.parse(uri));
-		}));
-
-		this._register(this.on(WebviewMessageChannels.didScroll, () => {
-			// if (e.args && typeof e.args[0] === 'number') {
-			// 	this._onDidScroll.fire({ scrollYPercentage: e.args[0] });
-			// }
-		}));
-
 		this._register(this.on(WebviewMessageChannels.doReload, () => {
 			this.reload();
 		}));
@@ -186,18 +172,9 @@ export class IFrameWebview extends BaseWebview<HTMLIFrameElement> implements Web
 	private readonly _onDidFocus = this._register(new Emitter<void>());
 	public readonly onDidFocus = this._onDidFocus.event;
 
-	private readonly _onDidClickLink = this._register(new Emitter<URI>());
-	public readonly onDidClickLink = this._onDidClickLink.event;
-
-	private readonly _onDidScroll = this._register(new Emitter<{ scrollYPercentage: number }>());
-	public readonly onDidScroll = this._onDidScroll.event;
-
 	private readonly _onDidUpdateState = this._register(new Emitter<string | undefined>());
 	public readonly onDidUpdateState = this._onDidUpdateState.event;
 
-	private readonly _onMessage = this._register(new Emitter<any>());
-	public readonly onMessage = this._onMessage.event;
-
 	sendMessage(data: any): void {
 		this._send('message', data);
 	}
diff --git a/src/vs/workbench/contrib/webview/electron-browser/webviewElement.ts b/src/vs/workbench/contrib/webview/electron-browser/webviewElement.ts
index 9b42e4389eae600d0aa8bbee07ebf43bf96484bb..b897a545b461f420beedb0e59d40a9548f109705 100644
--- a/src/vs/workbench/contrib/webview/electron-browser/webviewElement.ts
+++ b/src/vs/workbench/contrib/webview/electron-browser/webviewElement.ts
@@ -295,14 +295,6 @@ export class ElectronWebviewBasedWebview extends BaseWebview<WebviewTag> impleme
 			console.error('embedded page crashed');
 		}));
 
-		this._register(this.on(WebviewMessageChannels.onmessage, (data: any) => {
-			this._onMessage.fire(data);
-		}));
-
-		this._register(this.on(WebviewMessageChannels.didClickLink, (uri: string) => {
-			this._onDidClickLink.fire(URI.parse(uri));
-		}));
-
 		this._register(this.on('synthetic-mouse-event', (rawEvent: any) => {
 			if (!this.element) {
 				return;
@@ -329,10 +321,6 @@ export class ElectronWebviewBasedWebview extends BaseWebview<WebviewTag> impleme
 			}
 		}));
 
-		this._register(this.on(WebviewMessageChannels.didScroll, (scrollYPercentage: number) => {
-			this._onDidScroll.fire({ scrollYPercentage: scrollYPercentage });
-		}));
-
 		this._register(this.on(WebviewMessageChannels.doReload, () => {
 			this.reload();
 		}));
@@ -394,18 +382,9 @@ export class ElectronWebviewBasedWebview extends BaseWebview<WebviewTag> impleme
 		parent.appendChild(this.element);
 	}
 
-	private readonly _onDidClickLink = this._register(new Emitter<URI>());
-	public readonly onDidClickLink = this._onDidClickLink.event;
-
-	private readonly _onDidScroll = this._register(new Emitter<{ scrollYPercentage: number; }>());
-	public readonly onDidScroll = this._onDidScroll.event;
-
 	private readonly _onDidUpdateState = this._register(new Emitter<string | undefined>());
 	public readonly onDidUpdateState = this._onDidUpdateState.event;
 
-	private readonly _onMessage = this._register(new Emitter<any>());
-	public readonly onMessage = this._onMessage.event;
-
 	protected postMessage(channel: string, data?: any): void {
 		if (this.element) {
 			this.element.send(channel, data);