Getting rid of OS::StrDup and OS::StrNDup which were sometimes misused.

Review URL: http://codereview.chromium.org/42329

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@1534 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/platform-freebsd.cc

@@ -199,28 +199,6 @@ void OS::StrNCpy(Vector<char> dest, const char* src, size_t n) {
 }
 
 
-char *OS::StrDup(const char* str) {
-  return strdup(str);
-}
-
-
-char* OS::StrNDup(const char* str, size_t n) {
-  // Stupid implementation of strndup since freebsd isn't born with
-  // one.
-  size_t len = strlen(str);
-  if (len <= n) {
-    return StrDup(str);
-  }
-  char* result = new char[n+1];
-  size_t i;
-  for (i = 0; i <= n; i++) {
-    result[i] = str[i];
-  }
-  result[i] = '\0';
-  return result;
-}
-
-
 double OS::nan_value() {
   return NAN;
 }

src/platform-linux.cc

@@ -196,16 +196,6 @@ void OS::StrNCpy(Vector<char> dest, const char* src, size_t n) {
 }
 
 
-char* OS::StrDup(const char* str) {
-  return strdup(str);
-}
-
-
-char* OS::StrNDup(const char* str, size_t n) {
-  return strndup(str, n);
-}
-
-
 double OS::nan_value() {
   return NAN;
 }

src/platform-macos.cc

@@ -202,28 +202,6 @@ void OS::StrNCpy(Vector<char> dest, const char* src, size_t n) {
 }
 
 
-char* OS::StrDup(const char* str) {
-  return strdup(str);
-}
-
-
-char* OS::StrNDup(const char* str, size_t n) {
-  // Stupid implementation of strndup since macos isn't born with
-  // one.
-  size_t len = strlen(str);
-  if (len <= n) {
-    return StrDup(str);
-  }
-  char* result = new char[n+1];
-  size_t i;
-  for (i = 0; i <= n; i++) {
-    result[i] = str[i];
-  }
-  result[i] = '\0';
-  return result;
-}
-
-
 // We keep the lowest and highest addresses mapped as a quick way of
 // determining that pointers are outside the heap (used mostly in assertions
 // and verification).  The estimate is conservative, ie, not all addresses in

src/platform-win32.cc

@@ -745,28 +745,6 @@ void OS::StrNCpy(Vector<char> dest, const char* src, size_t n) {
 }
 
 
-char* OS::StrDup(const char* str) {
-  return _strdup(str);
-}
-
-
-char* OS::StrNDup(const char* str, size_t n) {
-  // Stupid implementation of strndup since windows isn't born with
-  // one.
-  size_t len = strlen(str);
-  if (len <= n) {
-    return StrDup(str);
-  }
-  char* result = new char[n+1];
-  size_t i;
-  for (i = 0; i <= n; i++) {
-    result[i] = str[i];
-  }
-  result[i] = '\0';
-  return result;
-}
-
-
 // We keep the lowest and highest addresses mapped as a quick way of
 // determining that pointers are outside the heap (used mostly in assertions
 // and verification).  The estimate is conservative, ie, not all addresses in

src/platform.h

@@ -228,8 +228,6 @@ class OS {
 
   static char* StrChr(char* str, int c);
   static void StrNCpy(Vector<char> dest, const char* src, size_t n);
-  static char* StrDup(const char* str);
-  static char* StrNDup(const char* str, size_t n);
 
   // Support for profiler.  Can do nothing, in which case ticks
   // occuring in shared libraries will not be properly accounted

test/cctest/cctest.cc

@@ -44,9 +44,9 @@ CcTest::CcTest(TestFunction* callback, const char* file, const char* name,
     basename = strrchr(const_cast<char *>(file), '\\');
   }
   if (!basename) {
-    basename = v8::internal::OS::StrDup(file);
+    basename = v8::internal::StrDup(file);
   } else {
-    basename = v8::internal::OS::StrDup(basename + 1);
+    basename = v8::internal::StrDup(basename + 1);
   }
   // Drop the extension, if there is one.
   char *extension = strrchr(basename, '.');
@@ -82,7 +82,7 @@ int main(int argc, char* argv[]) {
       print_run_count = false;
 
     } else {
-      char* arg_copy = v8::internal::OS::StrDup(arg);
+      char* arg_copy = v8::internal::StrDup(arg);
       char* testname = strchr(arg_copy, '/');
       if (testname) {
         // Split the string in two by nulling the slash and then run
@@ -115,7 +115,7 @@ int main(int argc, char* argv[]) {
           test = test->prev();
         }
       }
-      free(arg_copy);
+      v8::internal::DeleteArray<char>(arg_copy);
     }
   }
   if (print_run_count && tests_run != 1)