First pass at refactoring pyautolib in preparation for removing proxy dependencies.

chrome/test/automation/automation_json_requests.cc

Index: chrome/test/automation/automation_json_requests.cc
diff --git a/chrome/test/automation/automation_json_requests.cc b/chrome/test/automation/automation_json_requests.cc
index cdb6272e431639aed80be645117320401d988d1c..d44c5e8984f5494f863001d9f22a5e6504264d49 100644
--- a/chrome/test/automation/automation_json_requests.cc
+++ b/chrome/test/automation/automation_json_requests.cc
@@ -203,7 +203,7 @@ bool SendAutomationJSONRequest(AutomationMessageSender* sender,
                                int timeout_ms,
                                std::string* reply,
                                bool* success) {
-  return sender->Send(new AutomationMsg_SendJSONRequest(
+  return sender->Send(new AutomationMsg_SendJSONRequestWithBrowserHandle(
       -1, request, reply, success), timeout_ms);
 }
 
@@ -212,7 +212,7 @@ bool SendAutomationJSONRequestWithDefaultTimeout(
     const std::string& request,
     std::string* reply,
     bool* success) {
-  return sender->Send(new AutomationMsg_SendJSONRequest(
+  return sender->Send(new AutomationMsg_SendJSONRequestWithBrowserHandle(
       -1, request, reply, success));
 }