Add fullscreen state support for chrome.windows

chrome/browser/extensions/extension_tab_util.cc

Index: chrome/browser/extensions/extension_tab_util.cc
diff --git a/chrome/browser/extensions/extension_tab_util.cc b/chrome/browser/extensions/extension_tab_util.cc
index a2efc9e847b53bace6c95268cecc4316317991a5..ac8f712da08d4ee7b6eba63fb734a66976988d19 100644
--- a/chrome/browser/extensions/extension_tab_util.cc
+++ b/chrome/browser/extensions/extension_tab_util.cc
@@ -69,7 +69,9 @@ std::string ExtensionTabUtil::GetWindowShowStateText(const Browser* browser) {
   BrowserWindow* window = browser->window();
   if (window->IsMinimized())
     return keys::kShowStateValueMinimized;
-  if (window->IsMaximized() || window->IsFullscreen())
+  if (window->IsFullscreen())
+    return keys::kShowStateValueFullscreen;
+  if (window->IsMaximized())
     return keys::kShowStateValueMaximized;
   return keys::kShowStateValueNormal;
 }