Fixing sybmolize_database attempting to convert non hex build ids.

symbolize_database.cc attempts to convert non hex build ids from hex,
check b/148109467 for details, this CL checks the length of build id
to stop fake module conversions, this fix was tested locally by using stack trace tables successfully.

Bug:148109467
Change-Id: I3700ea196deb759515220206e69ff1d39f178843
diff --git a/BUILD b/BUILD
index c5b4be2..f61b2c3 100644
--- a/BUILD
+++ b/BUILD
@@ -1447,6 +1447,15 @@
     ],
 )
 
+# GN target: //src/trace_processor/util:stack_traces_util
+perfetto_filegroup(
+    name = "src_trace_processor_util_stack_traces_util",
+    srcs = [
+        "src/trace_processor/util/stack_traces_util.cc",
+        "src/trace_processor/util/stack_traces_util.h",
+    ],
+)
+
 # GN target: //src/trace_processor/util:util
 perfetto_filegroup(
     name = "src_trace_processor_util_util",
@@ -3939,6 +3948,7 @@
         ":src_trace_processor_util_interned_message_view",
         ":src_trace_processor_util_proto_to_args_parser",
         ":src_trace_processor_util_protozero_to_text",
+        ":src_trace_processor_util_stack_traces_util",
         ":src_trace_processor_util_util",
         ":src_trace_processor_views_views",
     ],
@@ -4053,6 +4063,7 @@
         ":src_trace_processor_util_interned_message_view",
         ":src_trace_processor_util_proto_to_args_parser",
         ":src_trace_processor_util_protozero_to_text",
+        ":src_trace_processor_util_stack_traces_util",
         ":src_trace_processor_util_util",
         ":src_trace_processor_views_views",
         "src/trace_processor/trace_processor_shell.cc",
@@ -4122,6 +4133,7 @@
         ":src_profiling_deobfuscator",
         ":src_profiling_symbolizer_symbolize_database",
         ":src_profiling_symbolizer_symbolizer",
+        ":src_trace_processor_util_stack_traces_util",
         ":src_traceconv_pprofbuilder",
         ":src_traceconv_utils",
     ],
@@ -4221,6 +4233,7 @@
         ":src_trace_processor_util_interned_message_view",
         ":src_trace_processor_util_proto_to_args_parser",
         ":src_trace_processor_util_protozero_to_text",
+        ":src_trace_processor_util_stack_traces_util",
         ":src_trace_processor_util_util",
         ":src_trace_processor_views_views",
         ":src_traceconv_lib",