Remove dependency on libstdc++ from test framework.

test/cctest/test-serialize.cc

Index: test/cctest/test-serialize.cc
===================================================================
--- test/cctest/test-serialize.cc	(revision 1793)
+++ test/cctest/test-serialize.cc	(working copy)
@@ -26,8 +26,6 @@
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 #include <signal.h>
-#include <map>
-#include <string>
 
 #include "sys/stat.h"
 #include "v8.h"
@@ -42,20 +40,40 @@
 
 using namespace v8::internal;
 
-static int local_counters[256];
-static int counter_count = 0;
-static std::map<std::string, int> counter_table;
+static const unsigned kCounters = 256;
+static int local_counters[kCounters];
+static const char* local_counter_names[kCounters];
 
 
+static unsigned CounterHash(const char* s) {
+  unsigned hash = 0; 
+  while(*++s) {
+    hash |= hash << 5;
+    hash += *s;
+  }
+  return hash;
+}
+
+
 // Callback receiver to track counters in test.
 static int* counter_function(const char* name) {
-  std::string counter(name);
-  if (counter_table.find(counter) == counter_table.end()) {
-    local_counters[counter_count] = 0;
-    counter_table[counter] = counter_count++;
+  unsigned hash = CounterHash(name) % kCounters;
+  unsigned original_hash = hash;
+  USE(original_hash);
+  while(true) {
+    if (local_counter_names[hash] == name) {
+      return &local_counters[hash];
+    }
+    if (local_counter_names[hash] == 0) {
+      local_counter_names[hash] = name;
+      return &local_counters[hash];
+    }
+    if (strcmp(local_counter_names[hash], name) == 0) {
+      return &local_counters[hash];
+    }
+    hash = (hash + 1) % kCounters;
+    ASSERT(hash != original_hash);  // Hash table has been filled up.
   }
-
-  return &local_counters[counter_table[counter]];
 }