Fix remaining incompatibilities between scoped_ptr and unique_ptr.

ui/keyboard/keyboard_controller_unittest.cc

Index: ui/keyboard/keyboard_controller_unittest.cc
diff --git a/ui/keyboard/keyboard_controller_unittest.cc b/ui/keyboard/keyboard_controller_unittest.cc
index ddcf2e0562a58a3b81d2f361208d3932525ede28..4e048a9f9694a3c13aaaedb53d6733b81b4bffc2 100644
--- a/ui/keyboard/keyboard_controller_unittest.cc
+++ b/ui/keyboard/keyboard_controller_unittest.cc
@@ -96,7 +96,7 @@ class TestKeyboardUI : public KeyboardUI {
   }
 
   // Overridden from KeyboardUI:
-  bool HasKeyboardWindow() const override { return window_; }
+  bool HasKeyboardWindow() const override { return !!window_; }
   bool ShouldWindowOverscroll(aura::Window* window) const override {
     return true;
   }