Revert 237558 "Use MIDIMessageQueue/IsValidWebMIDIData for MIDI ..."

trunk/src/content/browser/renderer_host/media/midi_host.h

Index: trunk/src/content/browser/renderer_host/media/midi_host.h
===================================================================
--- trunk/src/content/browser/renderer_host/media/midi_host.h	(revision 237659)
+++ trunk/src/content/browser/renderer_host/media/midi_host.h	(working copy)
@@ -7,10 +7,8 @@
 
 #include <vector>
 
-#include "base/gtest_prod_util.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
-#include "base/memory/scoped_vector.h"
 #include "content/common/content_export.h"
 #include "content/public/browser/browser_message_filter.h"
 #include "content/public/browser/browser_thread.h"
@@ -18,7 +16,6 @@
 
 namespace media {
 class MIDIManager;
-class MIDIMessageQueue;
 }
 
 namespace content {
@@ -36,10 +33,11 @@
                                  bool* message_was_ok) OVERRIDE;
 
   // MIDIManagerClient implementation.
-  virtual void ReceiveMIDIData(uint32 port,
-                               const uint8* data,
-                               size_t length,
-                               double timestamp) OVERRIDE;
+  virtual void ReceiveMIDIData(
+      uint32 port,
+      const uint8* data,
+      size_t length,
+      double timestamp) OVERRIDE;
   virtual void AccumulateMIDIBytesSent(size_t n) OVERRIDE;
 
   // Start session to access MIDI hardware.
@@ -51,25 +49,13 @@
                   double timestamp);
 
  private:
-  FRIEND_TEST_ALL_PREFIXES(MIDIHostTest, IsValidWebMIDIData);
   friend class base::DeleteHelper<MIDIHost>;
   friend class BrowserThread;
 
   virtual ~MIDIHost();
 
-  // Returns true if |data| fulfills the requirements of MIDIOutput.send API
-  // defined in the WebMIDI spec.
-  // - |data| must be any number of complete MIDI messages (data abbreviation
-  //    called "running status" is disallowed).
-  // - 1-byte MIDI realtime messages can be placed at any position of |data|.
-  static bool IsValidWebMIDIData(const std::vector<uint8>& data);
-
   int renderer_process_id_;
 
-  // Represents if the renderer has a permission to send/receive MIDI SysEX
-  // messages.
-  bool has_sys_ex_permission_;
-
   // |midi_manager_| talks to the platform-specific MIDI APIs.
   // It can be NULL if the platform (or our current implementation)
   // does not support MIDI.  If not supported then a call to
@@ -77,9 +63,6 @@
   // OnSendData() will do nothing.
   media::MIDIManager* const midi_manager_;
 
-  // Buffers where data sent from each MIDI input port is stored.
-  ScopedVector<media::MIDIMessageQueue> received_messages_queues_;
-
   // The number of bytes sent to the platform-specific MIDI sending
   // system, but not yet completed.
   size_t sent_bytes_in_flight_;