Convert LOG(INFO) to VLOG(1) - chrome_frame/.

Plus a couple misc. cleanups.

BUG=none
TEST=none
Review URL: http://codereview.chromium.org/3850002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@63095 0039d316-1c4b-4281-b951-d872f2087c98
diff --git a/chrome_frame/delete_chrome_history.cc b/chrome_frame/delete_chrome_history.cc
index 5745c50..419cfc9 100644
--- a/chrome_frame/delete_chrome_history.cc
+++ b/chrome_frame/delete_chrome_history.cc
@@ -17,7 +17,7 @@
 
 DeleteChromeHistory::DeleteChromeHistory()
   : remove_mask_(0) {
-  DLOG(INFO) << __FUNCTION__;
+  DVLOG(1) << __FUNCTION__;
 }
 
 DeleteChromeHistory::~DeleteChromeHistory() {
@@ -25,13 +25,13 @@
 
 
 HRESULT DeleteChromeHistory::FinalConstruct() {
-  DLOG(INFO) << __FUNCTION__;
+  DVLOG(1) << __FUNCTION__;
   Initialize();
   return S_OK;
 }
 
 void DeleteChromeHistory::OnAutomationServerReady() {
-  DLOG(INFO) << __FUNCTION__;
+  DVLOG(1) << __FUNCTION__;
   automation_client_->RemoveBrowsingData(remove_mask_);
   loop_.Quit();
 }
@@ -48,7 +48,7 @@
 }
 
 STDMETHODIMP DeleteChromeHistory::DeleteBrowsingHistory(DWORD flags) {
-  DLOG(INFO) << __FUNCTION__;
+  DVLOG(1) << __FUNCTION__;
   // Usually called inside a quick startup/tear-down routine by RunDLL32. You
   // can simulate the process by calling:
   //    RunDll32.exe InetCpl.cpl,ClearMyTracksByProcess 255