Reland: Update TextSelection for non-user initiated events

content/public/test/text_input_test_utils.h

Index: content/public/test/text_input_test_utils.h
diff --git a/content/public/test/text_input_test_utils.h b/content/public/test/text_input_test_utils.h
index ec3f13499d090105c445427ac26efc3dc8e3fc59..bdf6f41f496962f9d09ece2db51496c005df6046 100644
--- a/content/public/test/text_input_test_utils.h
+++ b/content/public/test/text_input_test_utils.h
@@ -143,6 +143,12 @@ class TextInputManagerTester {
   // created).
   bool IsTextInputStateChanged();
 
+  // Returns true if there is a focused <input> and populates |user_initiated|
+  // with the information whether it was triggered by user interaction in the
+  // given view.
+  bool GetTextSelectionUserInitiatedForView(RenderWidgetHostView* view,
+                                            bool* user_initiated);
+
  private:
   // The actual internal observer of the TextInputManager.
   class InternalObserver;