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

chrome/browser/policy/configuration_policy_provider_test.h

Index: chrome/browser/policy/configuration_policy_provider_test.h
diff --git a/chrome/browser/policy/configuration_policy_provider_test.h b/chrome/browser/policy/configuration_policy_provider_test.h
index 1c50e97625538814c34891c0cd6289d766da1a5a..f4548cb2c53c9812407b62aecd5c8ad7db972ee8 100644
--- a/chrome/browser/policy/configuration_policy_provider_test.h
+++ b/chrome/browser/policy/configuration_policy_provider_test.h
@@ -18,6 +18,7 @@
 
 namespace base {
 class ListValue;
+class Value;
 }
 
 namespace policy {
@@ -64,7 +65,7 @@ class PolicyProviderTestHarness {
   virtual void InstallBooleanPolicy(const std::string& policy_name,
                                     bool policy_value) = 0;
   virtual void InstallStringListPolicy(const std::string& policy_name,
-                                       const ListValue* policy_value) = 0;
+                                       const base::ListValue* policy_value) = 0;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(PolicyProviderTestHarness);