Increase load of blink_perf.paint to reduce flakiness

third_party/WebKit/PerformanceTests/Paint/paint-offset-changes.html

Index: third_party/WebKit/PerformanceTests/Paint/paint-offset-changes.html
diff --git a/third_party/WebKit/PerformanceTests/Paint/paint-offset-changes.html b/third_party/WebKit/PerformanceTests/Paint/paint-offset-changes.html
index 8de72b085b18db4e9d402d044379d466ef2a0398..6307d8fefeb393021dfe1bb71ec4fb840f7bc009 100644
--- a/third_party/WebKit/PerformanceTests/Paint/paint-offset-changes.html
+++ b/third_party/WebKit/PerformanceTests/Paint/paint-offset-changes.html
@@ -19,10 +19,10 @@
 <script>
 // This test measures the lifecycle update performance of changing paint offset.
 
-// Create a column with 100 rows of divs and 50 spans on each row.
+// Create a column with many rows of divs and many spans on each row.
 function createColumn(parent) {
-  var rowsPerColumn = 100;
-  var spansPerRow = 50;
+  var rowsPerColumn = 200;
+  var spansPerRow = 100;
   var columnDiv = document.createElement('div');
   parent.appendChild(columnDiv);
   columnDiv.setAttribute('class', 'column');