Revert 232412 "Implement Google network speech synthesis."

chrome/browser/extensions/api/system_private/system_private_api.cc

Index: chrome/browser/extensions/api/system_private/system_private_api.cc
===================================================================
--- chrome/browser/extensions/api/system_private/system_private_api.cc	(revision 235463)
+++ chrome/browser/extensions/api/system_private/system_private_api.cc	(working copy)
@@ -11,7 +11,6 @@
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/common/extensions/api/system_private.h"
 #include "chrome/common/pref_names.h"
-#include "google_apis/google_api_keys.h"
 
 #if defined(OS_CHROMEOS)
 #include "chromeos/dbus/dbus_thread_manager.h"
@@ -133,11 +132,6 @@
   return true;
 }
 
-bool SystemPrivateGetApiKeyFunction::RunImpl() {
-  SetResult(new base::StringValue(google_apis::GetAPIKey()));
-  return true;
-}
-
 void DispatchVolumeChangedEvent(double volume, bool is_volume_muted) {
   base::DictionaryValue* dict = new base::DictionaryValue();
   dict->SetDouble(kVolumeKey, volume);