Layout tests: unflake console tests that race with the main resource load.

LayoutTests/inspector/console/console-repeat-count.html

Index: LayoutTests/inspector/console/console-repeat-count.html
diff --git a/LayoutTests/inspector/console/console-repeat-count.html b/LayoutTests/inspector/console/console-repeat-count.html
index 5702e18e97d3c667b862d477ee88b675a860519f..a12207e777a8cb493d8de1d390f82c94288e2fc9 100644
--- a/LayoutTests/inspector/console/console-repeat-count.html
+++ b/LayoutTests/inspector/console/console-repeat-count.html
@@ -9,7 +9,10 @@ function dumpMessages()
     for (var i = 0; i < 5; ++i)
         console.log("Same message");
 }
+//# sourceURL=console-repeat-count.html
+</script>
 
+<script>
 function test()
 {
     InspectorTest.evaluateInPage("dumpMessages()", step1);