Rewrite PPB_AudioInput_Dev to use the new-style host/resource.

content/renderer/pepper/content_renderer_pepper_host_factory.cc

Index: content/renderer/pepper/content_renderer_pepper_host_factory.cc
diff --git a/content/renderer/pepper/content_renderer_pepper_host_factory.cc b/content/renderer/pepper/content_renderer_pepper_host_factory.cc
index 2b4998fd85d855f2d3ef0d6f8cf26b6b94a4a98f..7752263afcf3d4388c3f3847e2c08011a6c2fd77 100644
--- a/content/renderer/pepper/content_renderer_pepper_host_factory.cc
+++ b/content/renderer/pepper/content_renderer_pepper_host_factory.cc
@@ -5,6 +5,7 @@
 #include "content/renderer/pepper/content_renderer_pepper_host_factory.h"
 
 #include "base/logging.h"
+#include "content/renderer/pepper/pepper_audio_input_host.h"
 #include "content/renderer/pepper/pepper_file_chooser_host.h"
 #include "content/renderer/pepper/pepper_flash_clipboard_host.h"
 #include "content/renderer/pepper/pepper_flash_host.h"
@@ -52,6 +53,9 @@ scoped_ptr<ResourceHost> ContentRendererPepperHostFactory::CreateResourceHost(
   // on the command line, making it difficult to test) are incorrect.
   /*if (GetPermissions().HasPermission(ppapi::PERMISSION_DEV))*/ {
     switch (message.type()) {
+      case PpapiHostMsg_AudioInput_Create::ID:
+        return scoped_ptr<ResourceHost>(new PepperAudioInputHost(
+            host_, instance, params.pp_resource()));
       case PpapiHostMsg_FileChooser_Create::ID:
         return scoped_ptr<ResourceHost>(new PepperFileChooserHost(
             host_, instance, params.pp_resource()));