Pepper: specify the security origin when enumerating media devices.

content/renderer/pepper/pepper_device_enumeration_host_helper.h

Index: content/renderer/pepper/pepper_device_enumeration_host_helper.h
diff --git a/content/renderer/pepper/pepper_device_enumeration_host_helper.h b/content/renderer/pepper/pepper_device_enumeration_host_helper.h
index 5773845561bb6f3b2cf550e07adfc08814ca555f..ff73b5f95ce88a60baa525ab416cda59912adc4a 100644
--- a/content/renderer/pepper/pepper_device_enumeration_host_helper.h
+++ b/content/renderer/pepper/pepper_device_enumeration_host_helper.h
@@ -12,6 +12,7 @@
 #include "base/memory/scoped_ptr.h"
 #include "content/common/content_export.h"
 #include "ppapi/c/dev/ppb_device_ref_dev.h"
+#include "url/gurl.h"
 
 namespace ppapi {
 struct DeviceRefData;
@@ -49,6 +50,7 @@ class CONTENT_EXPORT PepperDeviceEnumerationHostHelper {
     // Enumerates devices of the specified type. The request ID passed into the
     // callback will be the same as the return value.
     virtual int EnumerateDevices(PP_DeviceType_Dev type,
+                                 const GURL& document_url,
                                  const EnumerateDevicesCallback& callback) = 0;
     // Stop enumerating devices of the specified |request_id|. The |request_id|
     // is the return value of EnumerateDevicesCallback.
@@ -58,7 +60,8 @@ class CONTENT_EXPORT PepperDeviceEnumerationHostHelper {
   // |resource_host| and |delegate| must outlive this object.
   PepperDeviceEnumerationHostHelper(ppapi::host::ResourceHost* resource_host,
                                     Delegate* delegate,
-                                    PP_DeviceType_Dev device_type);
+                                    PP_DeviceType_Dev device_type,
+                                    const GURL& document_url);
   ~PepperDeviceEnumerationHostHelper();
 
   // Returns true if the message has been handled.
@@ -97,6 +100,7 @@ class CONTENT_EXPORT PepperDeviceEnumerationHostHelper {
   Delegate* delegate_;
 
   PP_DeviceType_Dev device_type_;
+  GURL document_url_;
 
   scoped_ptr<ScopedRequest> enumerate_;
   scoped_ptr<ScopedRequest> monitor_;