Remove View::focusable() - Alternate approach.

ui/views/controls/styled_label_unittest.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ui/views/controls/styled_label.h"
 
 #include <stddef.h>
 
 #include <memory>
 #include <string>
 
 #include "base/macros.h"
 #include "base/strings/utf_string_conversions.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "third_party/skia/include/core/SkColor.h"
 #include "ui/gfx/font_list.h"
 #include "ui/views/border.h"
 #include "ui/views/controls/link.h"
 #include "ui/views/controls/styled_label_listener.h"
-#include "ui/views/test/views_test_base.h"
+#include "ui/views/test/widget_test.h"
 #include "ui/views/widget/widget.h"
 
 using base::ASCIIToUTF16;
 
 namespace views {
 
-class StyledLabelTest : public ViewsTestBase, public StyledLabelListener {
+class StyledLabelTest : public test::WidgetTest, public StyledLabelListener {
  public:
   StyledLabelTest() {}
   ~StyledLabelTest() override {}
 
   // StyledLabelListener implementation.
   void StyledLabelLinkClicked(StyledLabel* label,
                               const gfx::Range& range,
                               int event_flags) override {}
 
  protected:
-  StyledLabel* styled() { return styled_.get(); }
+  StyledLabel* styled() { return styled_; }
 
   void InitStyledLabel(const std::string& ascii_text) {
-    styled_.reset(new StyledLabel(ASCIIToUTF16(ascii_text), this));
-    styled_->set_owned_by_client();
+    styled_ = new StyledLabel(ASCIIToUTF16(ascii_text), this);
+    widget_->GetContentsView()->RemoveAllChildViews(true);
+    // Since Label::GetInsets() depends on IsFocusable(), add |styled_| to the
+    // view hierarchy.
+    widget_->GetContentsView()->AddChildView(styled_);
   }
 
   int StyledLabelContentHeightForWidth(int w) {
     return styled_->GetHeightForWidth(w) - styled_->GetInsets().height();
   }
 
+  void SetUp() override {
+    test::WidgetTest::SetUp();
+    widget_ = CreateTopLevelFramelessPlatformWidget();
+    widget_->SetContentsView(new View);
+    widget_->Show();
+  }
+
+  void TearDown() override {
+    widget_->CloseNow();
+    test::WidgetTest::TearDown();
+  }
+
  private:
-  std::unique_ptr<StyledLabel> styled_;
+  Widget* widget_;
+  StyledLabel* styled_;
 
   DISALLOW_COPY_AND_ASSIGN(StyledLabelTest);
 };
 
 TEST_F(StyledLabelTest, NoWrapping) {
   const std::string text("This is a test block of text");
   InitStyledLabel(text);
   Label label(ASCIIToUTF16(text));
   const gfx::Size label_preferred_size = label.GetPreferredSize();
   EXPECT_EQ(label_preferred_size.height(),
@@ skipping 438 matching lines @@
   // all controls should be recreated
   styled()->SetText(another_text);
   int updated_height = styled()->GetHeightForWidth(styled()->width());
   EXPECT_NE(updated_height, real_height);
   View* first_child_after_text_update = styled()->has_children() ?
       styled()->child_at(0) : nullptr;
   EXPECT_NE(first_child_after_text_update, first_child_after_layout);
 }
 
 }  // namespace views