Rename the screenshot file again, much more friendly.

chrome/browser/ui/views/ash/screenshot_taker.cc

Index: chrome/browser/ui/views/ash/screenshot_taker.cc
diff --git a/chrome/browser/ui/views/ash/screenshot_taker.cc b/chrome/browser/ui/views/ash/screenshot_taker.cc
index ed2e6c1ae90e81ab809334c299a9a729b475c697..3414ce9921b77d4b9a3b183205e626160280c5a2 100644
--- a/chrome/browser/ui/views/ash/screenshot_taker.cc
+++ b/chrome/browser/ui/views/ash/screenshot_taker.cc
@@ -52,11 +52,11 @@ std::string GetScreenshotFileName(bool use_24hour_clock) {
   // for non-English locales.
   // TODO(mukai): integrate this logic somewhere time_formatting.h
   std::string file_name = base::StringPrintf(
-      "Screenshot_%d-%02d-%02d_", now.year, now.month, now.day_of_month);
+      "Screenshot %d-%02d-%02d ", now.year, now.month, now.day_of_month);
 
   if (use_24hour_clock) {
     file_name.append(base::StringPrintf(
-        "%02d:%02d:%02d.png", now.hour, now.minute, now.second));
+        "%d:%02d:%02d.png", now.hour, now.minute, now.second));

[Daniel Erat, 2012/05/18 19:32:51]

24-hour times retain a leading zero: http://en.wikipedia.org/wiki/24-hour_clock

[Jun Mukai, 2012/05/18 20:21:30]

Gosh, thanks for pointing...  Fixed.

   } else {
     int hour = now.hour;
     if (hour > 12) {
@@ -65,7 +65,7 @@ std::string GetScreenshotFileName(bool use_24hour_clock) {
       hour = 12;
     }
     file_name.append(base::StringPrintf(
-        "%02d:%02d:%02d_", hour, now.minute, now.second));
+        "%d:%02d:%02d ", hour, now.minute, now.second));
     file_name.append((now.hour >= 12) ? "PM" : "AM");
     file_name.append(".png");
   }