views: call UpdateAfterChange() in Textfield::InsertOrReplaceText().

ui/views/controls/textfield/textfield_unittest.cc

Index: ui/views/controls/textfield/textfield_unittest.cc
diff --git a/ui/views/controls/textfield/textfield_unittest.cc b/ui/views/controls/textfield/textfield_unittest.cc
index 6838809353156ffd0990eb0825ff258265e9ebf0..4786bf1ed8b42e7287e028717f636d260e4b03eb 100644
--- a/ui/views/controls/textfield/textfield_unittest.cc
+++ b/ui/views/controls/textfield/textfield_unittest.cc
@@ -2840,6 +2840,16 @@ TEST_F(TextfieldTest, DestroyingTextfieldFromOnKeyEvent) {
   EXPECT_FALSE(controller.target());
 }
 
+TEST_F(TextfieldTest, CursorBlinkRestartsOnInsertOrReplace) {
+  InitTextfield();
+  textfield_->SetText(ASCIIToUTF16("abc"));
+  EXPECT_TRUE(test_api_->IsCursorBlinkTimerRunning());
+  textfield_->SelectRange(gfx::Range(1, 2));
+  EXPECT_FALSE(test_api_->IsCursorBlinkTimerRunning());
+  textfield_->InsertOrReplaceText(base::ASCIIToUTF16("foo"));
+  EXPECT_TRUE(test_api_->IsCursorBlinkTimerRunning());
+}
+
 class TextfieldTouchSelectionTest : public TextfieldTest {
  protected:
   // Simulates a complete tap.