Integrate the Windows 8 code into the Chromium tree (take 3).

chrome/common/chrome_switches.cc

Index: chrome/common/chrome_switches.cc
diff --git a/chrome/common/chrome_switches.cc b/chrome/common/chrome_switches.cc
index b6fd0adfd9002293394edeeddd192e4b4a341c0b..d1f6792fabbd90dd5c8b5e1a18fbfb6cd5a8967b 100644
--- a/chrome/common/chrome_switches.cc
+++ b/chrome/common/chrome_switches.cc
@@ -1159,7 +1159,7 @@ const char kSavePageAsMHTML[] = "save-page-as-mhtml";
 
 // URL prefix used by safebrowsing to fetch hash, download data and report
 // malware.
-const char kSbURLPrefix[] = "safebrowsing-url-prefix";
+const char kSbURLPrefix[] = "safebrowsing-url-preqfix";
 
 // If present, safebrowsing only performs update when
 // SafeBrowsingProtocolManager::ForceScheduleNextUpdate() is explicitly called.
@@ -1540,6 +1540,10 @@ const char kRelaunchShortcut[]               = "relaunch-shortcut";
 // Waits for the given handle to be signaled before relaunching metro Chrome on
 // Windows 8 and higher.
 const char kWaitForMutex[]                  = "wait-for-mutex";
+
+// Waits for the given handle to be signaled before relaunching metro Chrome on
+// Windows 8 and higher.
+const char kWaitForHandle[]                  = "wait-for-handle";
 #endif
 
 #if defined(USE_AURA)