CNET advises you to carefully read the fine print of Google's new Chrome browser. One part of it even states Google has the right to use content you own and use in the browser to promote their services:
2. Although you retain any copyrights to content you own and use in the browser, Google says it has a right to display some of your content, in conjunction with promoting its services. Here's their exact wording.
"By submitting, posting or displaying the content you give Google a perpetual, irrevocable, worldwide, royalty-free, and non-exclusive license to reproduce, adapt, modify, translate, publish, publicly perform, publicly display and distribute any content which you submit, post or display on or through, the services. This license is for the sole purpose of enabling Google to display, distribute and promote the services and may be revoked for certain services as defined in the additional terms of those services."