[turbolizer] Recognize nested [] in json file

fix schedule viewing for text like
1756: HeapConstant[0x3ff62d29 <FixedArray[31]>] : HeapConstant(0x3ff62d29 <FixedArray[31]>)

BUG=

Review-Url: https://codereview.chromium.org/2471573007
Cr-Commit-Position: refs/heads/master@{#40786}

tools/turbolizer/schedule-view.js

@@ -77,7 +77,7 @@ class ScheduleView extends TextView {
       // Parse opcode including []
       [
         [/^[A-Za-z0-9_]+(\[.*\])?$/, NODE_STYLE, -1],
-        [/^[A-Za-z0-9_]+(\[.*\])?/, NODE_STYLE, 3]
+        [/^[A-Za-z0-9_]+(\[(\[.*?\]|.)*?\])?/, NODE_STYLE, 3]
       ],
       // Parse optional parameters
       [