Remove "base/values.h" import from "base/location.h", fix up downstream files.

chrome/browser/chromeos/login/wizard_controller.cc

Index: chrome/browser/chromeos/login/wizard_controller.cc
diff --git a/chrome/browser/chromeos/login/wizard_controller.cc b/chrome/browser/chromeos/login/wizard_controller.cc
index 900889127e09dff085336fbed86c3fcf0a1ff288..32c733c4717b9e75cd12bf6f0729f24d9445a1f7 100644
--- a/chrome/browser/chromeos/login/wizard_controller.cc
+++ b/chrome/browser/chromeos/login/wizard_controller.cc
@@ -16,6 +16,7 @@
 #include "base/logging.h"
 #include "base/metrics/histogram.h"
 #include "base/threading/thread_restrictions.h"
+#include "base/values.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/chromeos/cros/cros_library.h"
 #include "chrome/browser/chromeos/cros/cryptohome_library.h"
@@ -149,7 +150,7 @@ WizardController::~WizardController() {
 }
 
 void WizardController::Init(const std::string& first_screen_name,
-                            DictionaryValue* screen_parameters) {
+                            base::DictionaryValue* screen_parameters) {
   VLOG(1) << "Starting OOBE wizard with screen: " << first_screen_name;
   first_screen_name_ = first_screen_name;
   screen_parameters_.reset(screen_parameters);