Implement device enumeration for PPB_VideoCapture_Dev.

ppapi/shared_impl/ppb_device_ref_shared.h

Index: ppapi/shared_impl/ppb_device_ref_shared.h
diff --git a/ppapi/shared_impl/ppb_device_ref_shared.h b/ppapi/shared_impl/ppb_device_ref_shared.h
index 908cacea42ed212c549d19487b68e7919ba546f6..895baa5d26d2e5960e43f89c307d111bf5c63c52 100644
--- a/ppapi/shared_impl/ppb_device_ref_shared.h
+++ b/ppapi/shared_impl/ppb_device_ref_shared.h
@@ -6,6 +6,7 @@
 #define PPAPI_SHARED_IMPL_PPB_DEVICE_REF_SHARED_H_
 
 #include <string>
+#include <vector>
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
@@ -41,6 +42,11 @@ class PPAPI_SHARED_EXPORT PPB_DeviceRef_Shared
   virtual PP_DeviceType_Dev GetType() OVERRIDE;
   virtual PP_Var GetName() OVERRIDE;
 
+  static PP_Resource CreateResourceArray(
+      ResourceObjectType type,
+      PP_Instance instance,
+      const std::vector<DeviceRefData>& devices);
+
  private:
   DeviceRefData data_;