[Autofill] Add protobuf for Google Wallet risk parameters and a utility function for filling it out.

chrome/browser/autofill/DEPS

Index: chrome/browser/autofill/DEPS
diff --git a/chrome/browser/autofill/DEPS b/chrome/browser/autofill/DEPS
index 32aaa6ccae5a3aaf3d3b14fef85d80667c6b9351..b81b4c6d9825fc233ff16adc4fe790a88f11794f 100644
--- a/chrome/browser/autofill/DEPS
+++ b/chrome/browser/autofill/DEPS
@@ -17,6 +17,13 @@ include_rules = [
 
   # TODO(akalin): Remove this dependency.
   "!sync/util/data_encryption_win.h",
+
+  # TODO(joi): Remove these dependencies once the Prefs refactoring is complete.
+  "!chrome/browser/browser_process.h",
+  "!chrome/browser/prefs/pref_service.h",
+
+  # TODO(isherman): Remove this dependency prior to committing.
+  "!chrome/browser/profiles/profile_manager.h"
 ]
 
 specific_include_rules = {