Disable flaky test LabelTest.FontPropertySymbol on Linux

ui/views/controls/label_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 "ui/views/controls/label.h"
 
 #include <stddef.h>
 
 #include "base/i18n/rtl.h"
 #include "base/strings/utf_string_conversions.h"
@@ skipping 35 matching lines @@
 // All text sizing measurements (width and height) should be greater than this.
 const int kMinTextDimension = 4;
 
 // A test utility function to set the application default text direction.
 void SetRTL(bool rtl) {
   // Override the current locale/direction.
   base::i18n::SetICUDefaultLocale(rtl ? "he" : "en");
   EXPECT_EQ(rtl, base::i18n::IsRTL());
 }
 
-TEST_F(LabelTest, FontPropertySymbol) {
+// Crashes on Linux only. http://crbug.com/612406
+#if defined(OS_LINUX)
+#define MAYBE_FontPropertySymbol DISABLED_FontPropertySymbol
+#else
+#define MAYBE_FontPropertySymbol FontPropertySymbol
+#endif
+TEST_F(LabelTest, MAYBE_FontPropertySymbol) {
   Label label;
   std::string font_name("symbol");
   gfx::Font font(font_name, 26);
   label.SetFontList(gfx::FontList(font));
   gfx::Font font_used = label.font_list().GetPrimaryFont();
   EXPECT_EQ(font_name, font_used.GetFontName());
   EXPECT_EQ(26, font_used.GetFontSize());
 }
 
 TEST_F(LabelTest, FontPropertyArial) {
@@ skipping 583 matching lines @@
   label()->SetFocusBehavior(View::FocusBehavior::ALWAYS);
   label()->RequestFocus();
   label()->SizeToPreferredSize();
 
   gfx::Rect focus_bounds = label()->GetFocusBounds();
   EXPECT_FALSE(focus_bounds.IsEmpty());
   EXPECT_LT(label()->font_list().GetHeight(), focus_bounds.height());
 }
 
 }  // namespace views