Fix a bunch of spelling mistakes :\

src/factory.h

Index: src/factory.h
diff --git a/src/factory.h b/src/factory.h
index 4ada152a39be3b96169e54adc8d7db5f94f4af2a..f34997d0e7d7d4005aa4df79ee14b8f3515f400a 100644
--- a/src/factory.h
+++ b/src/factory.h
@@ -129,7 +129,7 @@ class Factory : public AllStatic {
                                         Handle<JSObject> extension,
                                         bool is_catch_context);
 
-  // Return the Symbol maching the passed in string.
+  // Return the Symbol matching the passed in string.
   static Handle<String> SymbolFromString(Handle<String> value);
 
   // Allocate a new struct.  The struct is pretenured (allocated directly in
@@ -293,7 +293,7 @@ class Factory : public AllStatic {
 
   // Installs interceptors on the instance.  'desc' is a function template,
   // and instance is an object instance created by the function of this
-  // function tempalte.
+  // function template.
   static void ConfigureInstance(Handle<FunctionTemplateInfo> desc,
                                 Handle<JSObject> instance,
                                 bool* pending_exception);