Remove ctrl-c test from debugger server test

We can never make the ctrl-c portion of the debugger server test 100% reliable. Removing that portion of the test. I'll replace it with something else soon. See task 2656173.

hphp/test/server/debugger/debugger/test1.in

@@ -1,5 +1,5 @@
 break break1.php:7
-continue 
+continue
 variable
 break clear all
 break foo()
@@ -12,12 +12,6 @@ break cls::pubCls()
 continue
 break clear all
 continue
-continue
-@ $a = 0
-break test1.php:18
-continue
-p $a
-break clear all
 break end test1.php
 continue
 break psp test1.php

hphp/test/server/debugger/debugger/test1.php

@@ -11,13 +11,5 @@ function test_break() {
   $obj->pubHardBreak($x);
 }
 
-function test_sleep() {
-  $a = 1;
-  // $a will be set to 0 by debugger after interrupt
-  while ($a == 1) { sleep(1); }
-  return $a;
-}
-
 test_break();
-test_sleep();
 echo "request done\n";

hphp/test/server/debugger/tests/runTest1.php

@@ -9,13 +9,6 @@ function test1Controller($hphpdOutput, $hphpdProcessId, $serverPort) {
   echo "Requesting test1.php\n";
   request($url, 10); // proceed without waiting for a response
 
-  // Send ctrl-c to client, which is waiting for a hung server
-  waitForClientToOutput($hphpdOutput, "Break at cls::pubHardBreak()", $url);
-  waitForClientToOutput($hphpdOutput, "Waiting for server response");
-  sleep(2); // give server a chance to get itself in the enless loop
-  echo "sending SIGINT to the debugger client.\n";
-  posix_kill($hphpdProcessId, SIGINT);
-
   // Let client run until script quits
   waitForClientToOutput($hphpdOutput, "quit");
 }

hphp/test/server/debugger/tests/runTest1.php.expectf

@@ -4,7 +4,7 @@ Attaching to debugger's default sandbox and pre-loading, please wait...
 break break1.php:7
 Breakpoint 1 set on line 7 of break1.php
 But wont break until file break1.php has been loaded.
-continue 
+continue
 Waiting for server response
 Requesting test1.php
 Breakpoint 1 reached at foo() on line 7 of %s/break1.php
@@ -57,29 +57,6 @@ Break at cls::pubHardBreak() on line 19 of %s/break1.php
   19     hphpd_break();
   20     error_log("pubHardBreak:done");
 
-continue
-Waiting for server response
-sending SIGINT to the debugger client.
-Pausing program execution, please wait...
-Break at test_sleep() on line 17 of %s/test1.php
-  16   // $a will be set to 0 by debugger after interrupt
-  17   while ($a == 1) { sleep(1); }
-  18   return $a;
-
-@ $a = 0
-break test1.php:18
-Breakpoint 1 set on line 18 of test1.php
-continue
-Waiting for server response
-Breakpoint 1 reached at test_sleep() on line 18 of %s/test1.php
-  17   while ($a == 1) { sleep(1); }
-  18   return $a;
-  19 }
-
-p $a
-0
-break clear all
-All breakpoints are cleared.
 break end test1.php
 Breakpoint 1 set end of request or start of psp when request is test1.php
 continue