Remove all code related to NaCl

tools/CrashHandler.cpp

+/*
+ * Copyright 2014 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
 #include "CrashHandler.h"
 
 #include "SkTypes.h"
 
 #include <stdlib.h>
 
 // Disable SetupCrashHandler() unless SK_CRASH_HANDLER is defined.
 #ifndef SK_CRASH_HANDLER
     void SetupCrashHandler() { }
 
@@ skipping 29 matching lines @@
                 abi::__cxa_demangle(mangled, demangled, &len, &ok);
 
                 SkDebugf("%s (+0x%zx)\n", ok == 0 ? demangled : mangled, (size_t)offset);
             }
             SkDebugf("\n");
 
             // Exit NOW.  Don't notify other threads, don't call anything registered with atexit().
             _Exit(sig);
         }
 
-    #elif defined(SK_BUILD_FOR_UNIX) && !defined(SK_BUILD_FOR_NACL)  // NACL doesn't have backtrace.
+    #elif defined(SK_BUILD_FOR_UNIX)
 
         // We'd use libunwind here too, but it's a pain to get installed for
         // both 32 and 64 bit on bots.  Doesn't matter much: catchsegv is best anyway.
         #include <execinfo.h>
 
         static void handler(int sig) {
             static const int kMax = 64;
             void* stack[kMax];
             const int count = backtrace(stack, kMax);
 
             SkDebugf("\nSignal %d [%s]:\n", sig, strsignal(sig));
             backtrace_symbols_fd(stack, count, 2/*stderr*/);
 
             // Exit NOW.  Don't notify other threads, don't call anything registered with atexit().
             _Exit(sig);
         }
 
     #endif
 
-    #if (defined(SK_BUILD_FOR_MAC) || (defined(SK_BUILD_FOR_UNIX) && !defined(SK_BUILD_FOR_NACL)))
+    #if defined(SK_BUILD_FOR_MAC) || defined(SK_BUILD_FOR_UNIX)
         #include <signal.h>
 
         void SetupCrashHandler() {
             static const int kSignals[] = {
                 SIGABRT,
                 SIGBUS,
                 SIGFPE,
                 SIGILL,
                 SIGSEGV,
             };
@@ skipping 95 matching lines @@
         void SetupCrashHandler() {
             SetUnhandledExceptionFilter(handler);
         }
 
     #else  // We asked for SK_CRASH_HANDLER, but it's not Mac, Linux, or Windows.  Sorry!
 
         void SetupCrashHandler() { }
 
     #endif
 #endif // SK_CRASH_HANDLER