Move Extension into extensions namespace

chrome/browser/extensions/execute_code_in_tab_function.cc

Index: chrome/browser/extensions/execute_code_in_tab_function.cc
diff --git a/chrome/browser/extensions/execute_code_in_tab_function.cc b/chrome/browser/extensions/execute_code_in_tab_function.cc
index 44d03f23a7c0ef934529dfa809de11f73d17e9f0..78c22d21b3c4af97852a1af2959d1c15973c04c0 100644
--- a/chrome/browser/extensions/execute_code_in_tab_function.cc
+++ b/chrome/browser/extensions/execute_code_in_tab_function.cc
@@ -179,7 +179,7 @@ void ExecuteCodeInTabFunction::OnExecuteCodeFinished(int request_id,
 void ExecuteCodeInTabFunction::DidLoadFile(bool success,
                                            const std::string& data) {
   std::string function_name = name();
-  const Extension* extension = GetExtension();
+  const extensions::Extension* extension = GetExtension();
 
   // Check if the file is CSS and needs localization.
   if (success &&
@@ -253,7 +253,7 @@ bool ExecuteCodeInTabFunction::Execute(const std::string& code_string) {
     return false;
   }
 
-  const Extension* extension = GetExtension();
+  const extensions::Extension* extension = GetExtension();
   if (!extension) {
     SendResponse(false);
     return false;