Reland: Move ExtensionProcessManager to src/extensions, part 4

chrome/browser/extensions/process_map.h

Index: chrome/browser/extensions/process_map.h
diff --git a/chrome/browser/extensions/process_map.h b/chrome/browser/extensions/process_map.h
index 73439ad6460ffeb32aeeb56c0e50e5d2b6f01186..440e7a943553f697446f02a8e549b3f8cdd4d4a6 100644
--- a/chrome/browser/extensions/process_map.h
+++ b/chrome/browser/extensions/process_map.h
@@ -53,7 +53,7 @@ namespace extensions {
 //    extensions (not hosted apps), and you are on the UI thread, and you don't
 //    care about incognito version of this extension (or vice versa if you're in
 //    an incognito profile) then use
-//    ExtensionProcessManager::GetSiteInstanceForURL()->[Has|Get]Process().
+//    extensions::ProcessManager::GetSiteInstanceForURL()->[Has|Get]Process().
 //
 // 3. The process ids contained in this class are *not limited* to the Profile
 //    you got this map from. They can also be associated with that profile's