[DevTools] Added regex support to console filters.

Source/devtools/front_end/filter.css

Index: Source/devtools/front_end/filter.css
diff --git a/Source/devtools/front_end/filter.css b/Source/devtools/front_end/filter.css
index bce9b773d3a3a7792011470a9c8e728fa5a7d8af..05d31f91d3c1c34f193908e0eca9297c1a26cc69 100644
--- a/Source/devtools/front_end/filter.css
+++ b/Source/devtools/front_end/filter.css
@@ -29,12 +29,17 @@
  */
 
 .filter-text-filter {
+    display: flex;
     margin-top: 1px;
     margin-left: 1px;
     margin-right: 1px;
     flex: 0 0 100px;
 }
 
+.filter-text-filter.supports-regex {
+    flex: 0 0 155px;
+}
+
 .filter-bitset-filter {
     line-height: 19px;
     padding-right: 10px !important;
@@ -96,6 +101,10 @@
     overflow: hidden;
 }
 
+.filter-text-invalid {
+    background-color: rgb(255, 200, 200);
+}
+
 .filter-checkbox-filter .checkbox-filter-checkbox {
     width: 10px;
     height: 10px;