Process v8 sampling data into the trace model.

tracing/tracing/model/stack_frame.html

Index: tracing/tracing/model/stack_frame.html
diff --git a/tracing/tracing/model/stack_frame.html b/tracing/tracing/model/stack_frame.html
index b10d3f01a35d1c188aab981c22ce4bb1f1860c43..f0e2ebdb858a71785df467afcc1a21410e933df0 100644
--- a/tracing/tracing/model/stack_frame.html
+++ b/tracing/tracing/model/stack_frame.html
@@ -31,8 +31,11 @@ tr.exportTo('tr.model', function() {
     },
 
     get title() {
-      if (this.sourceInfo_)
-        return this.title_ + ' ' + this.sourceInfo_.toString();
+      if (this.sourceInfo_) {
+        var src = this.sourceInfo_.toString();
+

[petrcermak, 2015/08/12 10:53:24]

personal taste (feel free to ignore): I would drop the blank line here (as it
visually breaks the if-statement into two blocks).

[dsinclair, 2015/08/13 14:55:33]

Done.

+        return this.title_ + (src === '' ? '' : ' ' + src);
+      }
       return this.title_;
     },