Make sure that a given app/extension requests only its own resources.

chrome/browser/extensions/api/serial/serial_apitest.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <deque>
 #include <string>
 #include <vector>
 
 #include "base/memory/scoped_ptr.h"
 #include "chrome/browser/extensions/api/api_resource_event_notifier.h"
@@ skipping 35 matching lines @@
   }
  protected:
   virtual ~FakeSerialGetPortsFunction() {}
 };
 
 class FakeEchoSerialConnection : public SerialConnection {
  public:
   explicit FakeEchoSerialConnection(
       const std::string& port,
       int bitrate,
+      const std::string& owner_extension_id,
       ApiResourceEventNotifier* event_notifier)
-      : SerialConnection(port, bitrate, event_notifier),
+      : SerialConnection(port, bitrate, owner_extension_id, event_notifier),
         opened_(true) {
     Flush();
     opened_ = false;
   }
 
   virtual ~FakeEchoSerialConnection() {
   }
 
   virtual bool Open() {
     DCHECK(!opened_);
@@ skipping 44 matching lines @@
   std::deque<char> buffer_;
 
   DISALLOW_COPY_AND_ASSIGN(FakeEchoSerialConnection);
 };
 
 class FakeSerialOpenFunction : public SerialOpenFunction {
  protected:
   virtual SerialConnection* CreateSerialConnection(
       const std::string& port,
       int bitrate,
+      const std::string& owner_extension_id,
       ApiResourceEventNotifier* event_notifier) OVERRIDE {
     FakeEchoSerialConnection* serial_connection =
-        new FakeEchoSerialConnection(port, bitrate, event_notifier);
+        new FakeEchoSerialConnection(port, bitrate, owner_extension_id,
+                                     event_notifier);
     EXPECT_CALL(*serial_connection, GetControlSignals(_)).
         Times(1).WillOnce(Return(true));
     EXPECT_CALL(*serial_connection, SetControlSignals(_)).
         Times(1).WillOnce(Return(true));
     return serial_connection;
   }
   virtual bool DoesPortExist(const std::string& port) OVERRIDE {
     return true;
   }
 
@@ skipping 46 matching lines @@
 
   ASSERT_TRUE(RunExtensionTest("serial/api")) << message_;
 }
 
 IN_PROC_BROWSER_TEST_F(SerialApiTest, SerialRealHardware) {
   ResultCatcher catcher;
   catcher.RestrictToProfile(browser()->profile());
 
   ASSERT_TRUE(RunExtensionTest("serial/real_hardware")) << message_;
 }