Revert of PPAPI: Make GetProxiedInterface not re-enter the plugin

ppapi/proxy/plugin_dispatcher_unittest.cc

 // Copyright (c) 2011 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 "base/memory/scoped_ptr.h"
 #include "ipc/ipc_message_utils.h"
 #include "ppapi/c/ppb_audio.h"
 #include "ppapi/c/ppp_instance.h"
 #include "ppapi/proxy/ppapi_messages.h"
 #include "ppapi/proxy/ppapi_proxy_test.h"
@@ skipping 44 matching lines @@
   bool HasTargetProxy(ApiID id) {
     return !!plugin_dispatcher()->proxies_[id].get();
   }
 };
 
 TEST_F(PluginDispatcherTest, SupportsInterface) {
   RegisterTestInterface(PPB_AUDIO_INTERFACE, &dummy_audio_interface);
   RegisterTestInterface(PPP_INSTANCE_INTERFACE, &dummy_ppp_instance_interface);
 
   // Sending a request for a random interface should fail.
-  EXPECT_FALSE(IsInterfaceSupported("Random interface"));
+  EXPECT_FALSE(SupportsInterface("Random interface"));
 
   // Sending a request for a supported PPP interface should succeed.
-  EXPECT_TRUE(IsInterfaceSupported(PPP_INSTANCE_INTERFACE));
+  EXPECT_TRUE(SupportsInterface(PPP_INSTANCE_INTERFACE));
 }
 
 TEST_F(PluginDispatcherTest, PPBCreation) {
   // Sending a PPB message out of the blue should create a target proxy for
   // that interface in the plugin.
   EXPECT_FALSE(HasTargetProxy(API_ID_PPB_AUDIO));
   PpapiMsg_PPBAudio_NotifyAudioStreamCreated audio_msg(
       API_ID_PPB_AUDIO, HostResource(), 0,
       ppapi::proxy::SerializedHandle(
           ppapi::proxy::SerializedHandle::SOCKET),
       ppapi::proxy::SerializedHandle(
           ppapi::proxy::SerializedHandle::SHARED_MEMORY));
   plugin_dispatcher()->OnMessageReceived(audio_msg);
   EXPECT_TRUE(HasTargetProxy(API_ID_PPB_AUDIO));
 }
 
 }  // namespace proxy
 }  // namespace ppapi