Process names, and predictable thread and process ordering in about:tracing

content/renderer/render_view_impl.cc

Index: content/renderer/render_view_impl.cc
diff --git a/content/renderer/render_view_impl.cc b/content/renderer/render_view_impl.cc
index e4cc03d61f73fe94f8646b4cae9abedb7d3615c6..f9806f42d019b7f9683008120f60300ac54f82a5 100644
--- a/content/renderer/render_view_impl.cc
+++ b/content/renderer/render_view_impl.cc
@@ -955,6 +955,9 @@ RenderViewImpl::~RenderViewImpl() {
   if (decrement_shared_popup_at_destruction_)
     shared_popup_counter_->data--;
 
+  base::debug::TraceLog::GetInstance()->SetProcessLabel(
+      reinterpret_cast<int>(this), std::string());

[dsinclair, 2013/06/20 15:01:47]

The render view uses the pointer address as the number, the other processes all
use 0, could we make them consistently use the pointer address?

+
   // If file chooser is still waiting for answer, dispatch empty answer.
   while (!file_chooser_completions_.empty()) {
     if (file_chooser_completions_.front()->completion) {
@@ -1941,6 +1944,9 @@ void RenderViewImpl::UpdateTitle(WebFrame* frame,
   if (frame->parent())
     return;
 
+  base::debug::TraceLog::GetInstance()->SetProcessLabel(
+      reinterpret_cast<int>(this), UTF16ToUTF8(title));
+
   string16 shortened_title = title.substr(0, kMaxTitleChars);
   Send(new ViewHostMsg_UpdateTitle(routing_id_, page_id_, shortened_title,
                                    title_direction));