From 939ffba04f11b68160510d6c8cabe137150bf90a Mon Sep 17 00:00:00 2001
From: Sandeep Somavarapu <sasomava@microsoft.com>
Date: Fri, 20 Mar 2026 17:36:21 +0100
Subject: [PATCH] Sessions: remove diff changes from title (#303544)

remove changes summary display and related logic from SessionsTitleBarWidget
---
 .../browser/media/sessionsTitleBarWidget.css  | 14 ------
 .../browser/sessionsTitleBarWidget.ts         | 43 +------------------
 2 files changed, 2 insertions(+), 55 deletions(-)

diff --git a/src/vs/sessions/contrib/sessions/browser/media/sessionsTitleBarWidget.css b/src/vs/sessions/contrib/sessions/browser/media/sessionsTitleBarWidget.css
index b9f14273091..87dde988060 100644
--- a/src/vs/sessions/contrib/sessions/browser/media/sessionsTitleBarWidget.css
+++ b/src/vs/sessions/contrib/sessions/browser/media/sessionsTitleBarWidget.css
@@ -77,18 +77,4 @@
 	flex-shrink: 0;
 }
 
-/* Changes summary */
-.command-center .agent-sessions-titlebar-container .agent-sessions-titlebar-changes {
-	display: flex;
-	align-items: center;
-	flex-shrink: 0;
-	gap: 3px;
-}
 
-.command-center .agent-sessions-titlebar-container .agent-sessions-titlebar-changes-added {
-	color: var(--vscode-gitDecoration-addedResourceForeground);
-}
-
-.command-center .agent-sessions-titlebar-container .agent-sessions-titlebar-changes-removed {
-	color: var(--vscode-gitDecoration-deletedResourceForeground);
-}
diff --git a/src/vs/sessions/contrib/sessions/browser/sessionsTitleBarWidget.ts b/src/vs/sessions/contrib/sessions/browser/sessionsTitleBarWidget.ts
index b8096dff925..774577eeb23 100644
--- a/src/vs/sessions/contrib/sessions/browser/sessionsTitleBarWidget.ts
+++ b/src/vs/sessions/contrib/sessions/browser/sessionsTitleBarWidget.ts
@@ -19,7 +19,7 @@ import { IMenuService, MenuId, MenuRegistry, SubmenuItemAction } from '../../../
 import { IContextKeyService, ContextKeyExpr } from '../../../../platform/contextkey/common/contextkey.js';
 import { IContextMenuService } from '../../../../platform/contextview/browser/contextView.js';
 import { ChatContextKeys } from '../../../../workbench/contrib/chat/common/actions/chatContextKeys.js';
-import { IMarshalledAgentSessionContext, getAgentChangesSummary, hasValidDiff } from '../../../../workbench/contrib/chat/browser/agentSessions/agentSessionsModel.js';
+import { IMarshalledAgentSessionContext } from '../../../../workbench/contrib/chat/browser/agentSessions/agentSessionsModel.js';
 import { IChatSessionsService } from '../../../../workbench/contrib/chat/common/chatSessionsService.js';
 import { Menus } from '../../../browser/menus.js';
 import { IWorkbenchContribution } from '../../../../workbench/common/contributions.js';
@@ -128,10 +128,8 @@ export class SessionsTitleBarWidget extends BaseActionViewItem {
 			const label = this._getActiveSessionLabel();
 			const icon = this._getActiveSessionIcon();
 			const repoLabel = this._getRepositoryLabel();
-			const changesSummary = this._getChangesSummary();
-
 			// Build a render-state key from all displayed data
-			const renderState = `${icon?.id ?? ''}|${label}|${repoLabel ?? ''}|${changesSummary?.insertions ?? ''}|${changesSummary?.deletions ?? ''}`;
+			const renderState = `${icon?.id ?? ''}|${label}|${repoLabel ?? ''}`;
 
 			// Skip re-render if state hasn't changed
 			if (this._lastRenderState === renderState) {
@@ -176,25 +174,6 @@ export class SessionsTitleBarWidget extends BaseActionViewItem {
 				centerGroup.appendChild(repoEl);
 			}
 
-			// Changes summary shown next to the repo
-			if (changesSummary) {
-				const separator2 = $('span.agent-sessions-titlebar-separator');
-				separator2.textContent = '\u00B7';
-				centerGroup.appendChild(separator2);
-
-				const changesEl = $('span.agent-sessions-titlebar-changes');
-
-				const addedEl = $('span.agent-sessions-titlebar-changes-added');
-				addedEl.textContent = `+${changesSummary.insertions}`;
-				changesEl.appendChild(addedEl);
-
-				const removedEl = $('span.agent-sessions-titlebar-changes-removed');
-				removedEl.textContent = `-${changesSummary.deletions}`;
-				changesEl.appendChild(removedEl);
-
-				centerGroup.appendChild(changesEl);
-			}
-
 			sessionPill.appendChild(centerGroup);
 
 			// Click handler on pill - show sessions picker
@@ -363,24 +342,6 @@ export class SessionsTitleBarWidget extends BaseActionViewItem {
 		menu.dispose();
 	}
 
-	/**
-	 * Get the changes summary for the active session.
-	 */
-	private _getChangesSummary(): { insertions: number; deletions: number } | undefined {
-		const activeSession = this.activeSessionService.getActiveSession();
-		if (!activeSession) {
-			return undefined;
-		}
-
-		const agentSession = this.agentSessionsService.getSession(activeSession.resource);
-		const changes = agentSession?.changes;
-		if (!changes || !hasValidDiff(changes)) {
-			return undefined;
-		}
-
-		return getAgentChangesSummary(changes);
-	}
-
 	private _showSessionsPicker(): void {
 		const picker = this.instantiationService.createInstance(AgentSessionsPicker, undefined, {
 			overrideSessionOpen: (session, openOptions) => this.activeSessionService.openSession(session.resource, openOptions)