Various clean-ups after top-level lexical declarations are done.

src/factory.h

Index: src/factory.h
diff --git a/src/factory.h b/src/factory.h
index 44bb1be5317aa1ddf9ca19c1e06099ae9916b21f..96f50856953e3011d9e99df4a7265be992ab88ca 100644
--- a/src/factory.h
+++ b/src/factory.h
@@ -225,12 +225,12 @@ class Factory FINAL {
   // Create a global (but otherwise uninitialized) context.
   Handle<Context> NewNativeContext();
 
-  // Create a global context.
-  Handle<Context> NewGlobalContext(Handle<JSFunction> function,
+  // Create a script context.
+  Handle<Context> NewScriptContext(Handle<JSFunction> function,
                                    Handle<ScopeInfo> scope_info);
 
-  // Create an empty global context table.
-  Handle<GlobalContextTable> NewGlobalContextTable();
+  // Create an empty script context table.
+  Handle<ScriptContextTable> NewScriptContextTable();
 
   // Create a module context.
   Handle<Context> NewModuleContext(Handle<ScopeInfo> scope_info);