AU: Change test http server port from 8080 to 8088.

This allows developers to run unit tests while the dev server is running. Also
remove obsole test_http_server.py.

BUG=8889
TEST=unit tests while dev server is running.

Change-Id: Iaf0ff92edbb959d93bd206c0007455f637682e2c

Review URL: http://codereview.chromium.org/4667002
diff --git a/test_http_server.cc b/test_http_server.cc
index de5c619..6a919d5 100644
--- a/test_http_server.cc
+++ b/test_http_server.cc
@@ -42,7 +42,7 @@
 };
 
 namespace {
-const int kPort = 8080;  // hardcoded to 8080 for now
+const int kPort = 8088;  // hardcoded for now
 const int kBigLength = 100000;
 const int kMediumLength = 1000;
 }
@@ -262,7 +262,7 @@
 int main(int argc, char** argv) {
   // Ignore SIGPIPE on write() to sockets.
   signal(SIGPIPE, SIG_IGN);
-  
+
   socklen_t clilen;
   struct sockaddr_in server_addr;
   struct sockaddr_in client_addr;