Adding experimental maximize mode (behind a flag)

ash/wm/workspace/workspace_layout_manager.cc

Index: ash/wm/workspace/workspace_layout_manager.cc
diff --git a/ash/wm/workspace/workspace_layout_manager.cc b/ash/wm/workspace/workspace_layout_manager.cc
index 65ed116b24261cf04babe85e815197cb5f5eaba8..3778a80d1da4109c04ab4adb3ff962ab60dba112 100644
--- a/ash/wm/workspace/workspace_layout_manager.cc
+++ b/ash/wm/workspace/workspace_layout_manager.cc
@@ -24,6 +24,7 @@
 #include "ui/aura/window_observer.h"
 #include "ui/base/events/event.h"
 #include "ui/base/ui_base_types.h"
+#include "ui/compositor/scoped_animation_duration_scale_mode.h"
 #include "ui/views/corewm/window_util.h"
 
 using aura::Window;
@@ -234,6 +235,19 @@ void WorkspaceLayoutManager::OnWindowPropertyChanged(Window* window,
     workspace_manager()->OnTrackedByWorkspaceChanged(workspace_, window);
   }
 
+  if (key == internal::kWindowCanBeMaximizedByWorkspaceKey &&
+      ash::Shell::IsForcedMaximizeMode()) {
+    // Since this flag can only be set after creation, but it is not dynamic,
+    // we want this flag to be executed immediately without animations.
+    scoped_ptr<ui::ScopedAnimationDurationScaleMode> animation_duration(
+        new ui::ScopedAnimationDurationScaleMode(
+            ui::ScopedAnimationDurationScaleMode::ZERO_DURATION));
+    if (old)
+      ash::wm::RestoreWindow(window);
+    else
+      ash::wm::MaximizeWindow(window);
+  }
+
   if (key == aura::client::kAlwaysOnTopKey &&
       window->GetProperty(aura::client::kAlwaysOnTopKey)) {
     internal::AlwaysOnTopController* controller =