base: Add Is* functions to Value class.

remoting/host/plugin/policy_hack/nat_policy.cc

Index: remoting/host/plugin/policy_hack/nat_policy.cc
diff --git a/remoting/host/plugin/policy_hack/nat_policy.cc b/remoting/host/plugin/policy_hack/nat_policy.cc
index 07a28def2579994ef4ed9f93e353624240e07ecb..4ca7480fcbc5e3d9879694df4c3785f7e3fac36c 100644
--- a/remoting/host/plugin/policy_hack/nat_policy.cc
+++ b/remoting/host/plugin/policy_hack/nat_policy.cc
@@ -95,10 +95,8 @@ void NatPolicy::UpdateNatPolicy(base::DictionaryValue* new_policy) {
     // Otherwise, try to parse the value and only change from false if we get
     // a successful read.
     base::Value* value;
-    if (new_policy->Get(kNatPolicyName, &value) &&
-        value->IsType(base::Value::TYPE_BOOLEAN)) {
+    if (new_policy->Get(kNatPolicyName, &value) && value->IsBoolean())
       CHECK(value->GetAsBoolean(&new_nat_enabled_state));
-    }
   }
 
   if (!first_state_published_ ||