renderer/extensions: Return v8::False() where possible.

BUG=None
TEST=None

R=aa@chromium.org

Review URL: http://codereview.chromium.org/7648023

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@96884 0039d316-1c4b-4281-b951-d872f2087c98

chrome/renderer/extensions/chrome_app_bindings.cc

@@ -102,13 +102,13 @@ class ChromeAppExtensionWrapper : public v8::Extension {
   static v8::Handle<v8::Value> GetIsInstalled(const v8::Arguments& args) {
     WebFrame* frame = WebFrame::frameForCurrentContext();
     if (!frame)
-      return v8::Boolean::New(false);
+      return v8::False();
 
     GURL url(frame->document().url());
     if (url.is_empty() ||
         !url.is_valid() ||
         !(url.SchemeIs("http") || url.SchemeIs("https")))
-      return v8::Boolean::New(false);
+      return v8::False();
 
     const ::Extension* extension =
         extension_dispatcher_->extensions()->GetByURL(frame->document().url());