New Pepper interfaces for audio/video capture device enumeration.

ppapi/api/dev/ppb_audio_input_dev.idl

Index: ppapi/api/dev/ppb_audio_input_dev.idl
diff --git a/ppapi/api/dev/ppb_audio_input_dev.idl b/ppapi/api/dev/ppb_audio_input_dev.idl
old mode 100644
new mode 100755
index 24543ae7f0c3f205d3c86ec8417804befcfa8986..4e979af13e169876947b2527ad50191123ce56ce
--- a/ppapi/api/dev/ppb_audio_input_dev.idl
+++ b/ppapi/api/dev/ppb_audio_input_dev.idl
@@ -9,7 +9,8 @@
  */
 
 label Chrome {
-  M17 = 0.1
+  M17 = 0.1,
+  M18 = 0.2
 };
 
 /**
@@ -38,6 +39,21 @@ interface PPB_AudioInput_Dev {
       [inout] mem_t user_data);
 
   /**
+   * Create is a pointer to a function that creates an audio input resource.
+   * No sound will be captured until StartCapture() is called.
+   *
+   * @param[in] device_ref A <code>PP_Resource</code> identifying an audio
+   * input device, returned by <code>PPB_DeviceEnumerator_Dev</code>.
+   */
+  [version=0.2]
+  PP_Resource Create(
+      [in] PP_Instance instance,
+      [in] PP_Resource device_ref,
+      [in] PP_Resource config,
+      [in] PPB_AudioInput_Callback audio_input_callback,
+      [inout] mem_t user_data);
+
+  /**
    * IsAudioInput is a pointer to a function that determines if the given
    * resource is an audio input resource.
    *