Start Alt+Tab on MRU instead of MRU+1 if all windows are minimized.

ash/common/wm/window_cycle_list.cc

Index: ash/common/wm/window_cycle_list.cc
diff --git a/ash/common/wm/window_cycle_list.cc b/ash/common/wm/window_cycle_list.cc
index ed646a8e4f0bb8e8752c10718d7597edacd480fe..a1327e3e00faef5109ef45a78b76ca8a903eaba8 100644
--- a/ash/common/wm/window_cycle_list.cc
+++ b/ash/common/wm/window_cycle_list.cc
@@ -518,8 +518,14 @@ void WindowCycleList::Step(WindowCycleController::Direction direction) {
 
   DCHECK(static_cast<size_t>(current_index_) < windows_.size());
 
-  if (!cycle_view_ && current_index_ == 0)
+  if (!cycle_view_ && current_index_ == 0) {
     initial_direction_ = direction;
+    // Special case the situation where we're cycling forward but the MRU window
+    // is not active. This occurs when all windows are minimized. The starting
+    // window should be the first one rather than the second.
+    if (direction == WindowCycleController::FORWARD && !windows_[0]->IsActive())
+      current_index_ = -1;
+  }
 
   // We're in a valid cycle, so step forward or backward.
   current_index_ += direction == WindowCycleController::FORWARD ? 1 : -1;