Tickprocessor no longer prints error messages on log entries that are unrelated to profiling.

tools/logreader.js

 // Copyright 2009 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 116 matching lines @@
 
 /**
  * Does a dispatch of a log record.
  *
  * @param {Array.<string>} fields Log record.
  * @private
  */
 LogReader.prototype.dispatchLogRow_ = function(fields) {
   // Obtain the dispatch.
   var command = fields[0];
-  if (!(command in this.dispatchTable_)) {
-    throw new Error('unknown command: ' + command);
-  }
+  if (!(command in this.dispatchTable_)) return;
+  
   var dispatch = this.dispatchTable_[command];
 
   if (dispatch === null || this.skipDispatch(dispatch)) {
     return;
   }
 
   // Parse fields.
   var parsedFields = [];
   for (var i = 0; i < dispatch.parsers.length; ++i) {
     var parser = dispatch.parsers[i];
@@ skipping 15 matching lines @@
 
 /**
  * Processes log lines.
  *
  * @param {Array.<string>} lines Log lines.
  * @private
  */
 LogReader.prototype.processLog_ = function(lines) {
   for (var i = 0, n = lines.length; i < n; ++i, ++this.lineNum_) {
     var line = lines[i];
-    if (!line) {
-      continue;
-    }
-    try {
-      var fields = this.csvParser_.parseLine(line);
-      this.dispatchLogRow_(fields);
-    } catch (e) {
-      this.printError('line ' + (this.lineNum_ + 1) + ': ' + (e.message || e));

[mnaganov (inactive), 2011/09/15 12:39:29]

Why are you removing this code as well? It's general error handling and it's
usually helps to know the number of an offending line.

-    }
+    if (!line) continue;
+    var fields = this.csvParser_.parseLine(line);
+    this.dispatchLogRow_(fields);
   }
 };