Fixed memory leaks in socket implementation.

Fixed memory leaks reported by valgring in the socket implementation and socket tests.

BUG=276
Review URL: http://codereview.chromium.org/42331

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@1536 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/platform-freebsd.cc

@@ -735,6 +735,7 @@ bool FreeBSDSocket::Connect(const char* host, const char* port) {
 
   // Connect.
   status = connect(socket_, result->ai_addr, result->ai_addrlen);
+  freeaddrinfo(result);
   return status == 0;
 }
 

src/platform-linux.cc

@@ -736,6 +736,7 @@ bool LinuxSocket::Connect(const char* host, const char* port) {
 
   // Connect.
   status = connect(socket_, result->ai_addr, result->ai_addrlen);
+  freeaddrinfo(result);
   return status == 0;
 }
 

src/platform-macos.cc

@@ -667,6 +667,7 @@ bool MacOSSocket::Connect(const char* host, const char* port) {
 
   // Connect.
   status = connect(socket_, result->ai_addr, result->ai_addrlen);
+  freeaddrinfo(result);
   return status == 0;
 }
 

src/platform-win32.cc

@@ -1634,6 +1634,7 @@ bool Win32Socket::Connect(const char* host, const char* port) {
 
   // Connect.
   status = connect(socket_, result->ai_addr, result->ai_addrlen);
+  freeaddrinfo(result);
   return status == 0;
 }
 

test/cctest/test-sockets.cc

@@ -22,6 +22,8 @@ class SocketListenerThread : public Thread {
     // Close both sockets.
     delete client_;
     delete server_;
+    delete listening_;
+    delete[] data_;
   }
 
   void Run();
@@ -128,6 +130,7 @@ TEST(Socket) {
     medium_data[i] = i % 256;
   }
   SendAndReceive(medium_data, kBufferSizeMedium);
+  delete[] medium_data;
 
   // Send and receive even more data.
   static const int kBufferSizeLarge = 1000000;
@@ -136,6 +139,7 @@ TEST(Socket) {
     large_data[i] = i % 256;
   }
   SendAndReceive(large_data, kBufferSizeLarge);
+  delete[] large_data;
 }