Enable fullscreen for apps windows

chrome/browser/ui/browser_command_controller.cc

Index: chrome/browser/ui/browser_command_controller.cc
diff --git a/chrome/browser/ui/browser_command_controller.cc b/chrome/browser/ui/browser_command_controller.cc
index 93df2cdf7da9b80951e4e48a80041ff9a41a86b1..14bd24b9597f71b520dd655260ea6a48f6bbb740 100644
--- a/chrome/browser/ui/browser_command_controller.cc
+++ b/chrome/browser/ui/browser_command_controller.cc
@@ -1102,7 +1102,6 @@ void BrowserCommandController::UpdateCommandsForFullscreenMode(
 
   // Disable explicit fullscreen toggling when in metro snap mode.
   bool fullscreen_enabled = !browser_->is_type_panel() &&
-                            !browser_->is_app() &&
                             fullscreen_mode != FULLSCREEN_METRO_SNAP;
 #if defined(OS_MACOSX)
   // The Mac implementation doesn't support switching to fullscreen while
@@ -1110,6 +1109,9 @@ void BrowserCommandController::UpdateCommandsForFullscreenMode(
   int tabIndex = chrome::IndexOfFirstBlockedTab(browser_->tab_strip_model());
   bool has_blocked_tab = tabIndex != browser_->tab_strip_model()->count();
   fullscreen_enabled &= !has_blocked_tab;
+#else

[scheib, 2012/11/19 18:05:49]

Document why there is different behavior on Mac.

[sail, 2012/11/19 18:07:30]

I don't know why there's a difference actually :-(

+  // App windows are not allowed to enter fullscreen except on Mac.
+  fullscreen_enabled &= !browser_->is_app();
 #endif
 
   command_updater_.UpdateCommandEnabled(IDC_FULLSCREEN, fullscreen_enabled);