Ensure caret in workarea after virtual keyboard IME change.

ui/keyboard/keyboard_controller.cc

Index: ui/keyboard/keyboard_controller.cc
diff --git a/ui/keyboard/keyboard_controller.cc b/ui/keyboard/keyboard_controller.cc
index d517f07de69623117b3d1e09b85b2e4198a172e7..f2ca6221c89a5bb9f02f2b965df7cf8363cdc441 100644
--- a/ui/keyboard/keyboard_controller.cc
+++ b/ui/keyboard/keyboard_controller.cc
@@ -239,6 +239,7 @@ void KeyboardController::NotifyKeyboardBoundsChanging(
   } else {
     current_keyboard_bounds_ = gfx::Rect();
   }
+  ui_->EnsureCaretInWorkArea();
 }
 
 void KeyboardController::HideKeyboard(HideReason reason) {
@@ -504,7 +505,6 @@ void KeyboardController::ShowAnimationFinished() {
   // Notify observers after animation finished to prevent reveal desktop
   // background during animation.
   NotifyKeyboardBoundsChanging(container_->bounds());
-  ui_->EnsureCaretInWorkArea();
 }
 
 void KeyboardController::HideAnimationFinished() {