Fix http/tests/cache random-order flakiness

third_party/WebKit/LayoutTests/http/tests/cache/post-with-cached-subresources.php

Index: third_party/WebKit/LayoutTests/http/tests/cache/post-with-cached-subresources.php
diff --git a/third_party/WebKit/LayoutTests/http/tests/cache/post-with-cached-subresources.php b/third_party/WebKit/LayoutTests/http/tests/cache/post-with-cached-subresources.php
index a9cc043e42df1d1495c426f6330c5f90cb665503..fb13f2c30456716b6540fafc746a74dedca8c71a 100644
--- a/third_party/WebKit/LayoutTests/http/tests/cache/post-with-cached-subresources.php
+++ b/third_party/WebKit/LayoutTests/http/tests/cache/post-with-cached-subresources.php
@@ -24,7 +24,7 @@ function logAndFinish(message)
 {
     document.getElementById("result").appendChild(document.createTextNode(message));
     var xhr = new XMLHttpRequest;
-    xhr.open("GET", "../resources/reset-temp-file.php?filename=post.tmp", false);
+    xhr.open("GET", "../resources/reset-temp-file.php?filename=post-with-cached-subresources.tmp", false);
     xhr.send(null);
     if (window.testRunner)
         testRunner.notifyDone();
@@ -35,10 +35,10 @@ clearstatcache();
 if ($_POST["submit"] == "finish") {
     // The initial load of the image might have been done from the cache. In that case, touch the
     // state file to indicate a load has already occurred.
-    if (!file_exists(sys_get_temp_dir() . "/post.tmp")) {
+    if (!file_exists(sys_get_temp_dir() . "/post-with-cached-subresources.tmp")) {
         echo "<script>";
         echo "xhr = new XMLHttpRequest;";
-        echo "xhr.open('GET', '../resources/touch-temp-file.php?filename=post.tmp', false);";
+        echo "xhr.open('GET', '../resources/touch-temp-file.php?filename=post-with-cached-subresources.tmp', false);";
         echo "xhr.send(null);";
         echo "</script>";
     }
@@ -48,12 +48,12 @@ if ($_POST["submit"] == "finish") {
     echo "if (window.internals)";
     echo "  window.internals.evictAllResources();";
     echo "</script>";
-    echo "<img src='resources/post-image-to-verify.php' onload=\"logAndFinish('PASS');\" onerror=\"logAndFinish('FAIL');\"></img>";
+    echo "<img src='resources/post-image-to-verify.php?filename=post-with-cached-subresources.tmp' onload=\"logAndFinish('PASS');\" onerror=\"logAndFinish('FAIL');\"></img>";
 } else {
-    echo "<form action='post-with-cached-subresources.php' method='post'>";
+    echo "<form action='post-with-cached-subresources.php?filename=post-with-cached-subresources.tmp' method='post'>";
     echo "<input type='submit' id='submit' name='submit' value='finish'>";
     echo "</form>";
-    echo "<img src='resources/post-image-to-verify.php' onload=\"document.getElementById('submit').click();\" onerror=\"logAndFinish('FAIL on initial load');\"></img>";
+    echo "<img src='resources/post-image-to-verify.php?filename=post-with-cached-subresources.tmp' onload=\"document.getElementById('submit').click();\" onerror=\"logAndFinish('FAIL on initial load');\"></img>";
 } 
 ?>
 </body>