Add AddressSanitizer to fuzzer analysis

fuzzer/go/frontend/data/testdata/stacktrace/1bad_debug.asan

Index: fuzzer/go/frontend/data/testdata/stacktrace/1bad_debug.asan
diff --git a/fuzzer/go/frontend/data/testdata/stacktrace/1bad_debug.asan b/fuzzer/go/frontend/data/testdata/stacktrace/1bad_debug.asan
new file mode 100644
index 0000000000000000000000000000000000000000..8d9a8e8f21686a60ce1400e41b782a88ec4a1b25
--- /dev/null
+++ b/fuzzer/go/frontend/data/testdata/stacktrace/1bad_debug.asan
@@ -0,0 +1,52 @@
+=================================================================
+==9140==ERROR: AddressSanitizer: global-buffer-overflow on address 0x000001177628 at pc 0x000000a65431 bp 0x7ffd28194d30 sp 0x7ffd28194d28
+READ of size 1 at 0x000001177628 thread T0
+    #0 0xa65430 in convert_to_8(unsigned int, unsigned int) /tmp/skia/out/Debug/../../src/codec/SkMasks.cpp:54:16
+    #1 0xa63dee in swizzle_mask24_to_n32_opaque(void*, unsigned char const*, int, SkMasks*, unsigned int, unsigned int) /tmp/skia/out/Debug/../../src/codec/SkMaskSwizzler.cpp:93:23
+    #2 0xa5dfa6 in SkBmpMaskCodec::decodeRows(SkImageInfo const&, void*, unsigned long, SkCodec::Options const&) /tmp/skia/out/Debug/../../src/codec/SkBmpMaskCodec.cpp:103:9
+    #3 0xa5dd2a in SkBmpMaskCodec::onGetPixels(SkImageInfo const&, void*, unsigned long, SkCodec::Options const&, unsigned int*, int*, int*) /tmp/skia/out/Debug/../../src/codec/SkBmpMaskCodec.cpp:53:16
+    #4 0xa43e9c in SkCodec::getPixels(SkImageInfo const&, void*, unsigned long, SkCodec::Options const*, unsigned int*, int*) /tmp/skia/out/Debug/../../src/codec/SkCodec.cpp:204:27
+    #5 0x72c2dc in fuzz_img(SkData*) /tmp/skia/out/Debug/../../fuzz/fuzz.cpp:119:13
+    #6 0x72bd09 in main /tmp/skia/out/Debug/../../fuzz/fuzz.cpp:53:30
+    #7 0x7f4ae3494ec4 in __libc_start_main /tmp/tmp.Htw1L27e9P/csu/libc-start.c:287
+    #8 0x68399f in _start (/tmp/executables/skcodec/analyzer0/fuzz_asan_debug+0x68399f)
+
+0x000001177628 is located 24 bytes to the left of global variable '<string literal>' defined in '../../src/gpu/gl/GrGLGpu.cpp:305:17' (0x1177640) of size 16
+  '<string literal>' is ascii string 'Disable(0x0B42)'
+0x000001177628 is located 35 bytes to the right of global variable '<string literal>' defined in '../../src/gpu/gl/GrGLGpu.cpp:305:17' (0x11775e0) of size 37
+  '<string literal>' is ascii string '../../src/gpu/gl/GrGLGpu.cpp(305) : '
+SUMMARY: AddressSanitizer: global-buffer-overflow /tmp/skia/out/Debug/../../src/codec/SkMasks.cpp:54 convert_to_8(unsigned int, unsigned int)
+Shadow bytes around the buggy address:
+  0x000080226e70: 00 00 00 00 00 00 00 01 f9 f9 f9 f9 00 00 00 00
+  0x000080226e80: 05 f9 f9 f9 f9 f9 f9 f9 00 00 f9 f9 f9 f9 f9 f9
+  0x000080226e90: 00 00 00 00 00 00 00 01 f9 f9 f9 f9 00 00 00 00
+  0x000080226ea0: 05 f9 f9 f9 f9 f9 f9 f9 00 00 f9 f9 f9 f9 f9 f9
+  0x000080226eb0: 00 00 00 00 00 00 00 01 f9 f9 f9 f9 00 00 00 00
+=>0x000080226ec0: 05 f9 f9 f9 f9[f9]f9 f9 00 00 f9 f9 f9 f9 f9 f9
+  0x000080226ed0: 00 00 00 00 00 00 00 01 f9 f9 f9 f9 00 00 00 00
+  0x000080226ee0: 05 f9 f9 f9 f9 f9 f9 f9 00 00 f9 f9 f9 f9 f9 f9
+  0x000080226ef0: 00 00 00 00 00 00 00 01 f9 f9 f9 f9 00 00 00 00
+  0x000080226f00: 05 f9 f9 f9 f9 f9 f9 f9 00 00 f9 f9 f9 f9 f9 f9
+  0x000080226f10: 00 00 00 00 00 00 00 01 f9 f9 f9 f9 00 00 00 00
+Shadow byte legend (one shadow byte represents 8 application bytes):
+  Addressable:           00
+  Partially addressable: 01 02 03 04 05 06 07 
+  Heap left redzone:       fa
+  Heap right redzone:      fb
+  Freed heap region:       fd
+  Stack left redzone:      f1
+  Stack mid redzone:       f2
+  Stack right redzone:     f3
+  Stack partial redzone:   f4
+  Stack after return:      f5
+  Stack use after scope:   f8
+  Global redzone:          f9
+  Global init order:       f6
+  Poisoned by user:        f7
+  Container overflow:      fc
+  Array cookie:            ac
+  Intra object redzone:    bb
+  ASan internal:           fe
+  Left alloca redzone:     ca
+  Right alloca redzone:    cb
+==9140==ABORTING