amputate checking for conflict-signal.h

It was never found or used.

CMakeLists.txt

@@ -183,7 +183,6 @@ check_include_file("glob.h" HAVE_GLOB_H) # for heap-profile-table (cleaning up p
 check_include_file("execinfo.h" HAVE_EXECINFO_H) # for stacktrace? and heapchecker_unittest
 check_include_file("unwind.h" HAVE_UNWIND_H) # for stacktrace
 check_include_file("sched.h" HAVE_SCHED_H) # for being nice in our spinlock code
-check_include_file("conflict-signal.h" HAVE_CONFLICT_SIGNAL_H) # defined on some windows platforms?
 check_include_file("sys/prctl.h" HAVE_SYS_PRCTL_H) # for thread_lister (needed by leak-checker)
 check_include_file("linux/ptrace.h" HAVE_LINUX_PTRACE_H) # also needed by leak-checker
 check_include_file("sys/syscall.h" HAVE_SYS_SYSCALL_H)

cmake/config.h.in

@@ -33,9 +33,6 @@
 /* Define to 1 if compiler supports __builtin_stack_pointer */
 #cmakedefine HAVE_BUILTIN_STACK_POINTER
 
-/* Define to 1 if you have the <conflict-signal.h> header file. */
-#cmakedefine HAVE_CONFLICT_SIGNAL_H
-
 /* Define to 1 if you have the <cygwin/signal.h> header file. */
 #cmakedefine HAVE_CYGWIN_SIGNAL_H
 

src/profiler.cc

@@ -65,9 +65,6 @@ typedef int ucontext_t;   // just to quiet the compiler, mostly
 #include "base/sysinfo.h"             /* for GetUniquePathFromEnv, etc */
 #include "profiledata.h"
 #include "profile-handler.h"
-#ifdef HAVE_CONFLICT_SIGNAL_H
-#include "conflict-signal.h"          /* used on msvc machines */
-#endif
 
 using std::string;
 

src/windows/config.h

@@ -39,9 +39,6 @@
 /* Define to 1 if compiler supports __builtin_stack_pointer */
 /* #undef HAVE_BUILTIN_STACK_POINTER */
 
-/* Define to 1 if you have the <conflict-signal.h> header file. */
-/* #undef HAVE_CONFLICT_SIGNAL_H */
-
 /* Define to 1 if you have the <cygwin/signal.h> header file. */
 /* #undef HAVE_CYGWIN_SIGNAL_H */