base: Add Is* functions to Value class.

chrome/browser/extensions/extension_proxy_api.cc

Index: chrome/browser/extensions/extension_proxy_api.cc
diff --git a/chrome/browser/extensions/extension_proxy_api.cc b/chrome/browser/extensions/extension_proxy_api.cc
index b7b2c19dac60a7edb9f4cd5f5467bda5e45fcc2f..d61a4fe3e4e10d69ffedaa02900b49e20b22ab5f 100644
--- a/chrome/browser/extensions/extension_proxy_api.cc
+++ b/chrome/browser/extensions/extension_proxy_api.cc
@@ -98,7 +98,7 @@ Value* ProxyPrefTransformer::ExtensionToBrowserPref(const Value* extension_pref,
   // When ExtensionToBrowserPref is called, the format of |extension_pref|
   // has been verified already by the extension API to match the schema
   // defined in chrome/common/extensions/api/extension_api.json.
-  CHECK(extension_pref->IsType(Value::TYPE_DICTIONARY));
+  CHECK(extension_pref->IsDictionary());
   const DictionaryValue* config =
       static_cast<const DictionaryValue*>(extension_pref);
 
@@ -134,7 +134,7 @@ Value* ProxyPrefTransformer::ExtensionToBrowserPref(const Value* extension_pref,
 }
 
 Value* ProxyPrefTransformer::BrowserToExtensionPref(const Value* browser_pref) {
-  CHECK(browser_pref->IsType(Value::TYPE_DICTIONARY));
+  CHECK(browser_pref->IsDictionary());
 
   // This is a dictionary wrapper that exposes the proxy configuration stored in
   // the browser preferences.