Reenable most panel interactive_ui_tests on Linux

chrome/chrome_tests.gypi

Index: chrome/chrome_tests.gypi
diff --git a/chrome/chrome_tests.gypi b/chrome/chrome_tests.gypi
index 7f69ba422ff8cd6b8aed263ce7f82ff76e972877..09a128b37fde261a4a624b2970733c7c636d5f53 100644
--- a/chrome/chrome_tests.gypi
+++ b/chrome/chrome_tests.gypi
@@ -179,15 +179,8 @@
             # when run under openbox.
             #
             # Merge this back into the next block post switch to linux_aura.
-            'browser/ui/panels/base_panel_browser_test.cc',
-            'browser/ui/panels/base_panel_browser_test.h',
-            'browser/ui/panels/detached_panel_browsertest.cc',
-            'browser/ui/panels/docked_panel_browsertest.cc',
-            'browser/ui/panels/panel_browsertest.cc',
             'browser/ui/panels/panel_drag_browsertest.cc',
-            'browser/ui/panels/panel_resize_browsertest.cc',
             'browser/ui/panels/stacked_panel_browsertest.cc',
-            'browser/ui/views/panels/panel_view_browsertest.cc',
           ],
         }],
         ['OS=="linux" and use_aura==1 and chromeos==0', {