ASSERT (browser_tests -unaddr_only) alloc.c:3401: !TEST(MALLOC_VALID, old_e->flags

_From [zhao...@google.com](https://code.google.com/u/106321947286816917100/) on November 06, 2012 12:29:34_

~/Workspace/DrMemory/builds/build_x86_dbg.svn/bin/drmemory.exe -dr_ops "-msgbox_mask 0x1" -suppress ../../tools/valgrind/drmemory/suppressions.txt -callstack_max_frames 40 -unaddr_only -check_gdi -- ./browser_tests.exe --gtest_filter=Canvas2DDisabledTest.Canvas2DDisabled --ui-test-action-timeout=60000000 -ui-test-action-max-timeout=60000000

WARNING: application is missing line number information.

Error `#1`: GDI USAGE ERROR: DC 0xec01266d that contains selected object being deleted
#0 system call NtGdiDeleteObjectApp
#1 GDI32.dll!? +0x0 (0x757c58c5 )
#2 skia.dll!? +0x0 (0x05c307b3 )
#3 skia.dll!? +0x0 (0x05c30687 )
#4 skia.dll!? +0x0 (0x05c3060f )
#5 skia.dll!? +0x0 (0x05bea4b1 )
#6 skia.dll!? +0x0 (0x05bea3ac )
#7 skia.dll!? +0x0 (0x05c30da0 )
#8 skia.dll!? +0x0 (0x05c303ad )
#9 skia.dll!? +0x0 (0x05bea4b1 )
#10 skia.dll!? +0x0 (0x05bea3ac )
#11 skia.dll!? +0x0 (0x05c8f946 )
#12 skia.dll!? +0x0 (0x05c8f8bf )
#13 skia.dll!? +0x0 (0x05c8f7e5 )
#14 skia.dll!? +0x0 (0x05c8e0b2 )
#15 skia.dll!? +0x0 (0x05c3e2a8 )
#16 surface.dll!? +0x0 (0x0a2f31f0 )
#17 content.dll!? +0x0 (0x08898fab )
#18 content.dll!? +0x0 (0x08891f95 )
#19 content.dll!? +0x0 (0x0889085f )
#20 content.dll!? +0x0 (0x0888e355 )
#21 content.dll!? +0x0 (0x0889aedc )
#22 content.dll!? +0x0 (0x0888c12c )
#23 content.dll!? +0x0 (0x08849921 )
#24 content.dll!? +0x0 (0x086b6668 )
#25 content.dll!? +0x0 (0x086b660b )
#26 content.dll!? +0x0 (0x084d73ed )
#27 ipc.dll!? +0x0 (0x0a28a702 )
#28 ipc.dll!? +0x0 (0x0a28f006 )
#29 ipc.dll!? +0x0 (0x0a28ed27 )
#30 ipc.dll!? +0x0 (0x0a28e8ba )
#31 base.dll!? +0x0 (0x10047b8e )
#32 base.dll!? +0x0 (0x1009db20 )
#33 base.dll!? +0x0 (0x1009dded )
#34 base.dll!? +0x0 (0x1009ea57 )
#35 base.dll!? +0x0 (0x100a7fc8 )
#36 base.dll!? +0x0 (0x1009d6f3 )
#37 base.dll!? +0x0 (0x1009d4a4 )
#38 base.dll!? +0x0 (0x100e9222 )
#39 base.dll!? +0x0 (0x1009c96f )
Note: @0:00:09.451 in thread 6108

_Original issue: http://code.google.com/p/drmemory/issues/detail?id=1081_