Allow chromedriver to set local state preferences.

chrome/test/webdriver/webdriver_automation.h

Index: chrome/test/webdriver/webdriver_automation.h
diff --git a/chrome/test/webdriver/webdriver_automation.h b/chrome/test/webdriver/webdriver_automation.h
index 03300e9631fe11a302179909d1f42928b0d017fa..55ca682be66f3a88346263c550ff5e28e9cfb17a 100644
--- a/chrome/test/webdriver/webdriver_automation.h
+++ b/chrome/test/webdriver/webdriver_automation.h
@@ -24,6 +24,7 @@ struct WebKeyEvent;
 namespace base {
 class DictionaryValue;
 class ListValue;
+class Value;
 }
 
 namespace webdriver {
@@ -58,6 +59,10 @@ class Automation {
     // If false, Chrome will also be terminated if this process is killed or
     // shutdown.
     bool detach_process;
+
+    // True if Chrome should perform SSL certification revocation checking.
+    // In some test environments, these checks can take a long time.
+    bool cert_revocation_checking;
   };
 
   Automation();
@@ -173,6 +178,18 @@ class Automation {
   void InstallExtension(const FilePath& path, std::string* extension_id,
                         Error** error);
 
+  // Set a local state preference, which is not associated with any profile.
+  // Ownership of |value| is taken by this function.
+  void SetLocalStatePreference(const std::string& pref,
+                               base::Value* value,
+                               Error** error);
+
+  // Set a user preference, which is associated with the current profile.
+  // Ownership of |value| is taken by this fucntion.
+  void SetPreference(const std::string& pref,
+                     base::Value* value,
+                     Error** error);
+
  private:
   AutomationProxy* automation() const;
   Error* GetIndicesForTab(int tab_id, int* browser_index, int* tab_index);