GetCurrentRootWindow  103 ash/magnifier/partial_magnification_controller.cc   aura::Window* new_root_window = GetCurrentRootWindow();
GetCurrentRootWindow  135 ash/magnifier/partial_magnification_controller.cc   aura::Window* root_window = GetCurrentRootWindow();
GetCurrentRootWindow   51 ash/magnifier/partial_magnification_controller.h   aura::Window* GetCurrentRootWindow();