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

ppapi/cpp/dev/audio_input_dev.h

Index: ppapi/cpp/dev/audio_input_dev.h
diff --git a/ppapi/cpp/dev/audio_input_dev.h b/ppapi/cpp/dev/audio_input_dev.h
index 1c80f4db5ee4fd07c15277cec02f865bc823263d..7d92cf94eb7a34a0f20d0c26533e7ffc8ae6dd94 100644
--- a/ppapi/cpp/dev/audio_input_dev.h
+++ b/ppapi/cpp/dev/audio_input_dev.h
@@ -22,20 +22,7 @@ class AudioInput_Dev : public Resource {
   /// An empty constructor for an AudioInput resource.
   AudioInput_Dev();
 
-  /// This constructor tries to create an audio input resource using the v0.2
-  /// interface, and falls back on the v0.1 interface if that is not available.
-  /// Please use the 2-parameter Open() if you used this constructor.
-  ///
-  /// Note: This constructor is deprecated. Unless your code has to deal with
-  /// browsers that only support the v0.1 interface, please use the 1-parameter
-  /// constructor instead.
-  AudioInput_Dev(const InstanceHandle& instance,
-                 const AudioConfig& config,
-                 PPB_AudioInput_Callback callback,
-                 void* user_data);
-
-  /// This constructor uses the v0.2 interface to create an audio input
-  /// resource. Please use the 5-parameter Open() if you used this constructor.
+  /// Constructor to create an audio input resource.
   explicit AudioInput_Dev(const InstanceHandle& instance);
 
   virtual ~AudioInput_Dev();
@@ -65,16 +52,6 @@ class AudioInput_Dev : public Resource {
 
   /// If |device_ref| is null (i.e., is_null() returns true), the default device
   /// will be used.
-  /// In order to maintain backward compatibility, this method doesn't have
-  /// input parameters config, audio_input_callback and user_data. Instead, it
-  /// uses those values stored when the 4-parameter constructor was called.
-  ///
-  /// Note: This method is deprecated. Unless your code has to deal with
-  /// browsers that only support the v0.1 interface, please use the other
-  /// Open().
-  int32_t Open(const DeviceRef_Dev& device_ref,
-               const CompletionCallback& callback);
-
   int32_t Open(const DeviceRef_Dev& device_ref,
                const AudioConfig& config,
                PPB_AudioInput_Callback audio_input_callback,