fix build error on OSX

- fix typo in embedded_data.cpp

hphp/util/current_executable.cpp

@@ -18,6 +18,10 @@
 #include <unistd.h>
 #include <limits.h>
 
+#ifdef __APPLE__
+#include <mach-o/dyld.h>
+#endif
+
 namespace HPHP {
 
 std::string current_executable_path() {
@@ -29,7 +33,7 @@ std::string current_executable_path() {
   char result[PATH_MAX];
   uint32_t size = sizeof(result);
   uint32_t success = _NSGetExecutablePath(result, &size);
-  return std:string(result, (success == 0) ? size : 0);
+  return std::string(result, (success == 0) ? size : 0);
 #else
   // Return empty string for all other platforms for now (e.g. FreeBSD)
   return std::string();

hphp/util/embedded_data.cpp

@@ -29,7 +29,6 @@
 #include <unistd.h>
 
 #ifdef __APPLE__
-#include <mach-o/dyld.h>
 #include <mach-o/getsect.h>
 #endif
 
@@ -78,7 +77,7 @@ bool get_embedded_data(const char *section, embedded_data* desc) {
 #else // __APPLE__
   const struct section_64 *sect = getsectbyname("__text", section);
   if (sect) {
-    string path = current_executable();
+    std::string path = current_executable_path();
     if (!path.empty()) {
       desc->m_filename = path;
     } else {