content: Depict priority in raster worker thread's name.

base/threading/platform_thread_win.cc

Index: base/threading/platform_thread_win.cc
diff --git a/base/threading/platform_thread_win.cc b/base/threading/platform_thread_win.cc
index d5bd9bed08e7978714d989c2a3afcf4a135bed69..1e498fed7867e42696de115d5e5a8fc4005f2cad 100644
--- a/base/threading/platform_thread_win.cc
+++ b/base/threading/platform_thread_win.cc
@@ -132,6 +132,23 @@ bool CreateThreadInternal(size_t stack_size,
 
 }  // namespace
 
+// TODO(prashant.n): Move to common file across platforms.
+std::string GetThreadPriorityAbbr(ThreadPriority priority) {
+  switch (priority) {
+    case ThreadPriority::BACKGROUND:
+      return "bg";
+    case ThreadPriority::NORMAL:
+      return "nl";
+    case ThreadPriority::DISPLAY:
+      return "ds";
+    case ThreadPriority::REALTIME_AUDIO:
+      return "rt";
+    default:
+      NOTREACHED();
+      return "";
+  }
+}
+
 // static
 PlatformThreadId PlatformThread::CurrentId() {
   return ::GetCurrentThreadId();