This extension will close your active tab when you hit back on the last history page.
Close on Back Extension
Very useful when you open a tab but want to close in directly. This extension will also work with the extra history back buttons you might have on your mouse or with keyboard shortcuts.
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Source Manifest.json
{"update_url": "https://clients2.google.com/service/update2/crx", "manifest_version": 2, "name": "Close on Back", "short_name": "CoB", "description": "This extension will close your active tab when you hit back on the last history page.", "version": "0.10", "icons": { "16": "images/icon16-active.png", "48": "images/icon48-active.png", "128": "images/icon128-active.png" }, "browser_action": { "default_title" : "Close on Back", "default_icon": { "16": "images/icon16-active.png", "24": "images/icon24-active.png", "32": "images/icon32-active.png", "48": "images/icon48-active.png" } }, "background" : { "scripts": ["background.js"], "persistent": true }, "permissions": [ "background", "webNavigation", "tabs", "storage", "*://*/*" ]}
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