remove test added in last commit, does not compile on linux

Author: planrich

vmprof/test/test_c_source.py

@@ -18,17 +18,12 @@ def setup_class(cls):
         void vmp_set_ignore_symbols(ptr_t * symbols, int count);
         int vmp_read_vmaps(const char * fname);
         void vmp_native_disable();
-        int sizeof_prof_stacktrace_s(void);
         """)
         with open("src/vmp_stack.c", "rb") as fd:
             source = fd.read().decode()
             libs = [] #['unwind', 'unwind-x86_64']
             if sys.platform.startswith('linux'):
                 libs = ['unwind', 'unwind-x86_64']
-            source += """
-            #include "vmprof_common.h"
-            int sizeof_prof_stacktrace_s(void) { return sizeof(prof_stacktrace_s); }
-            """
             # trick: compile with _CFFI_USE_EMBEDDING=1 which will not define Py_LIMITED_API
             stack_ffi.set_source("vmprof.test._test_stack", source, include_dirs=['src'],
                                  define_macros=[('_CFFI_USE_EMBEDDING',1), ('PY_TEST',1),
@@ -130,10 +125,3 @@ def test_overflow_vmaps(self, tmpdir):
         for l in range(0, 10000):
             assert self.lib.vmp_ignore_ip(l) == 1
         assert self.lib.vmp_ignore_ip(10001) == 0
-
-    def test_sizes(self):
-        if sys.maxsize == 2**63-1:
-            word_size = 8
-        else:
-            word_size = 4
-        assert self.lib.sizeof_prof_stacktrace_s() == 3*word_size