Only call SendProfile() on slow commands

Reduce calling SendProfile to long running commands. There's lots of low hanging fruit (slow commands) to optimize before we need perf stats from fast commands.

R=maruel@chromium.org
BUG=

Review URL: https://chromiumcodereview.appspot.com/11416230

git-svn-id: svn://svn.chromium.org/chrome/trunk/tools/depot_tools@170009 0039d316-1c4b-4281-b951-d872f2087c98

breakpad.py

@@ -106,12 +106,12 @@ def SendStack(last_tb, stack, url=None, maxlen=50, verbose=True):
   p(post(url or DEFAULT_URL + '/breakpad', params))
 
 
-def SendProfiling(url=None):
+def SendProfiling(duration, url=None):
   params = {
     'argv': ' '.join(sys.argv),
     # Strip the hostname.
     'domain': _HOST_NAME.split('.', 1)[-1],
-    'duration': time.time() - _TIME_STARTED,
+    'duration': duration,
     'platform': sys.platform,
   }
   post(url or DEFAULT_URL + '/profiling', params)
@@ -126,7 +126,9 @@ def CheckForException():
       if last_tb:
         SendStack(last_value, ''.join(traceback.format_tb(last_tb)))
   else:
-    SendProfiling()
+    duration = time.time() - _TIME_STARTED
+    if duration > 90:
+      SendProfiling(duration)
 
 
 def Register():