[chromeos] Add log messages to track problems with automation connection

This is to debug flakiness problems when pyauto cannot initialize automation. This could be due to:
- chrome crashes
- chrome could not get online
- chrome could not show login screen

BUG=chromium-os:20323
TEST=

R=xiyuan@chromium.org

Review URL: http://codereview.chromium.org/7917004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@101411 0039d316-1c4b-4281-b951-d872f2087c98

2 files changed, 5 insertions, 0 deletions

diff --git a/chrome/browser/automation/automation_provider.cc b/chrome/browser/automation/automation_provider.cc
index 15aaf3b..968c7c2 100644
--- a/chrome/browser/automation/automation_provider.cc
+++ b/chrome/browser/automation/automation_provider.cc
@@ -215,18 +215,21 @@ void AutomationProvider::SetExpectedTabCount(size_t expected_tabs) {
 
 void AutomationProvider::OnInitialTabLoadsComplete() {
   initial_tab_loads_complete_ = true;
+  VLOG(2) << "OnInitialTabLoadsComplete";
   if (is_connected_ && network_library_initialized_ && login_webui_ready_)
     Send(new AutomationMsg_InitialLoadsComplete());
 }
 
 void AutomationProvider::OnNetworkLibraryInit() {
   network_library_initialized_ = true;
+  VLOG(2) << "OnNetworkLibraryInit";
   if (is_connected_ && initial_tab_loads_complete_ && login_webui_ready_)
     Send(new AutomationMsg_InitialLoadsComplete());
 }
 
 void AutomationProvider::OnLoginWebuiReady() {
   login_webui_ready_ = true;
+  VLOG(2) << "OnLoginWebuiReady";
   if (is_connected_ && initial_tab_loads_complete_ &&
       network_library_initialized_)
     Send(new AutomationMsg_InitialLoadsComplete());
diff --git a/chrome/test/pyautolib/pyauto.py b/chrome/test/pyautolib/pyauto.py
index 20112b2..5665d70 100644
--- a/chrome/test/pyautolib/pyauto.py
+++ b/chrome/test/pyautolib/pyauto.py
@@ -235,6 +235,8 @@ class PyUITest(pyautolib.PyUITestBase, unittest.TestCase):
         '--skip-oauth-login',
         # Enables injection of test content script for webui login automation
         '--auth-ext-path=/usr/share/chromeos-assets/gaia_auth',
+        # Enable automation provider logs
+        '--vmodule=*/browser/automation/*=2,
       ]
     else:
       return []