first-run: Pull IsBrowserAlreadyRunning() out of upgrade_util_win.h.

This concept is not specific to upgrade path and thus shouldn't belong there.
Move it to a new header file called browser_util_win.h as it's more appropriate.

BUG=79203
TEST=None

R=jhawkins@chromium.org

Review URL: http://codereview.chromium.org/6861001

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@81691 0039d316-1c4b-4281-b951-d872f2087c98

2 files changed, 0 insertions, 23 deletions

diff --git a/chrome/browser/first_run/upgrade_util_win.cc b/chrome/browser/first_run/upgrade_util_win.cc
index 7789a2e..6b71d8a 100644
--- a/chrome/browser/first_run/upgrade_util_win.cc
+++ b/chrome/browser/first_run/upgrade_util_win.cc
@@ -59,7 +59,6 @@ bool InvokeGoogleUpdateForRename() {
 
 }  // namespace
 
-
 namespace upgrade_util {
 
 bool RelaunchChromeBrowser(const CommandLine& command_line) {
@@ -76,21 +75,6 @@ bool IsUpdatePendingRestart() {
   return file_util::PathExists(new_chrome_exe);
 }
 
-bool IsBrowserAlreadyRunning() {
-  static HANDLE handle = NULL;
-  FilePath exe_path;
-  PathService::Get(base::FILE_EXE, &exe_path);
-  std::wstring exe = exe_path.value();
-  std::replace(exe.begin(), exe.end(), '\\', '!');
-  std::transform(exe.begin(), exe.end(), exe.begin(), tolower);
-  exe = L"Global\\" + exe;
-  if (handle != NULL)
-    CloseHandle(handle);
-  handle = CreateEvent(NULL, TRUE, TRUE, exe.c_str());
-  int error = GetLastError();
-  return (error == ERROR_ALREADY_EXISTS || error == ERROR_ACCESS_DENIED);
-}
-
 bool SwapNewChromeExeIfPresent() {
   FilePath new_chrome_exe;
   if (!GetNewerChromeFile(&new_chrome_exe))
diff --git a/chrome/browser/first_run/upgrade_util_win.h b/chrome/browser/first_run/upgrade_util_win.h
index da63aaa..3bbbace 100644
--- a/chrome/browser/first_run/upgrade_util_win.h
+++ b/chrome/browser/first_run/upgrade_util_win.h
@@ -10,13 +10,6 @@ class CommandLine;
 
 namespace upgrade_util {
 
-// Check if current chrome.exe is already running as a browser process by
-// trying to create a Global event with name same as full path of chrome.exe.
-// This method caches the handle to this event so on subsequent calls also
-// it can first close the handle and check for any other process holding the
-// handle to the event.
-bool IsBrowserAlreadyRunning();
-
 // If the new_chrome.exe exists (placed by the installer then is swapped
 // to chrome.exe and the old chrome is renamed to old_chrome.exe. If there
 // is no new_chrome.exe or the swap fails the return is false;