Get rid of unnecessary forward declarations in components/autofill/

components/autofill/content/browser/risk/fingerprint.h

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 //
 // Generates fingerprints appropriate for sending to the Google Wallet Risk
 // engine, which is the fraud-detection engine used for purchases powered by
 // Google Wallet.  A fingerprint encapsulates machine and user characteristics.
 // Because much of the data is privacy-sensitive, fingerprints should only be
 // generated with explicit user consent, including consent to gather geolocation
 // data.
@@ skipping 15 matching lines @@
 }
 
 namespace content {
 class WebContents;
 }
 
 namespace gfx {
 class Rect;
 }
 
-namespace blink {
-struct WebScreenInfo;
-}
-
 namespace autofill {
 namespace risk {
 
 class Fingerprint;
 
 // Asynchronously calls |callback| with statistics that, collectively, provide a
 // unique fingerprint for this (machine, user) pair, used for fraud prevention.
 // |obfuscated_gaia_id| is an obfuscated user id for Google's authentication
 // system. |window_bounds| should be the bounds of the containing Chrome window.
 // |web_contents| should be the host for the page the user is interacting with.
 // |version| is the version number of the application. |charset| is the default
 // character set. |accept_languages| is the Accept-Languages setting.
 // |install_time| is the absolute time of installation.
 void GetFingerprint(
     uint64 obfuscated_gaia_id,
     const gfx::Rect& window_bounds,
     content::WebContents* web_contents,
     const std::string& version,
     const std::string& charset,
     const std::string& accept_languages,
     const base::Time& install_time,
     const std::string& app_locale,
     const std::string& user_agent,
     const base::Callback<void(scoped_ptr<Fingerprint>)>& callback);
 
 }  // namespace risk
 }  // namespace autofill
 
 #endif  // COMPONENTS_AUTOFILL_CONTENT_BROWSER_RISK_FINGERPRINT_H_