Valgrind/Heapchecker: Fix leaks in TabbedPaneTest.

ui/views/controls/tabbed_pane/tabbed_pane_unittest.cc

 // Copyright (c) 2012 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 "base/message_loop.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/utf_string_conversions.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "ui/views/controls/tabbed_pane/tabbed_pane.h"
 #include "ui/views/test/views_test_base.h"
@@ skipping 82 matching lines @@
   EXPECT_GT(bounds.width(), 0);
   // The |tabbed_pane_| has no border. Therefore the children should be as wide
   // as the |tabbed_pane_|.
   EXPECT_LE(bounds.width(), 100);
   EXPECT_GT(bounds.height(), 0);
   EXPECT_LT(bounds.height(), 200);
 
   // If we switch to the other tab, it should get assigned the same bounds.
   tabbed_pane->SelectTabAt(1);
   EXPECT_EQ(bounds, child2->bounds());
+
+  // Clean up.
+  delete tabbed_pane->RemoveTabAtIndex(0);
+  EXPECT_EQ(1, tabbed_pane->GetTabCount());
+  delete tabbed_pane->RemoveTabAtIndex(0);
+  EXPECT_EQ(0, tabbed_pane->GetTabCount());
 }
 
 void TabbedPaneTest::TestAddRemove(TabbedPane* tabbed_pane) {
   View* tab0 = new View;
   tabbed_pane->AddTab(ASCIIToUTF16("tab0"), tab0);
   EXPECT_EQ(tab0, tabbed_pane->GetSelectedTab());
   EXPECT_EQ(0, tabbed_pane->GetSelectedTabIndex());
 
   // Add more 3 tabs.
   tabbed_pane->AddTab(ASCIIToUTF16("tab1"), new View);
@@ skipping 22 matching lines @@
   // The last tab should remains selected, instead of the tab added at index 0.
   EXPECT_EQ(3, tabbed_pane->GetSelectedTabIndex());
 
   // Now change the selected tab.
   tabbed_pane->SelectTabAt(1);
   EXPECT_EQ(1, tabbed_pane->GetSelectedTabIndex());
 
   // Remove the first one.
   delete tabbed_pane->RemoveTabAtIndex(0);
   EXPECT_EQ(0, tabbed_pane->GetSelectedTabIndex());
+
+  // Clean up the other panes.
+  EXPECT_EQ(3, tabbed_pane->GetTabCount());
+  delete tabbed_pane->RemoveTabAtIndex(0);
+  delete tabbed_pane->RemoveTabAtIndex(0);
+  delete tabbed_pane->RemoveTabAtIndex(0);
+  EXPECT_EQ(0, tabbed_pane->GetTabCount());
 }
 
 // Tests TabbedPane::GetPreferredSize() and TabbedPane::Layout().
 TEST_F(TabbedPaneTest, SizeAndLayout) {
   TestSizeAndLayout(tabbed_pane_);
   // TODO(markusheintz): Once replacing NativeTabbedPaneWin with
   // NativeTabbedPaneView is completed (http://crbug.com/138059), then the
   // TestSizeAndLayout method should be inlined here again and the "ifdef" part
   // should be deleted.
 #if defined(OS_WIN) && !defined(USE_AURA)
   TestSizeAndLayout(tabbed_pane_win_);
 #endif
 }
 
 TEST_F(TabbedPaneTest, AddRemove) {
   TestAddRemove(tabbed_pane_);
   // TODO(markusheintz): Once replacing NativeTabbedPaneWin with
   // NativeTabbedPaneView is completed (http://crbug.com/138059), then the
   // TestAddRemove method should be inlined here again and the "ifdef" part
   // should be deleted.
 #if defined(OS_WIN) && !defined(USE_AURA)
   TestAddRemove(tabbed_pane_win_);
 #endif
 }
 
-} // namespace views
+}  // namespace views