[PPAPI] Fix a bunch of spelling mistakes

ppapi/c/ppb_audio_config.h

 /* Copyright (c) 2012 The Chromium Authors. All rights reserved.
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
-/* From ppb_audio_config.idl modified Mon Jul  9 12:02:26 2012. */
+/* From ppb_audio_config.idl modified Thu Mar 28 10:07:11 2013. */
 
 #ifndef PPAPI_C_PPB_AUDIO_CONFIG_H_
 #define PPAPI_C_PPB_AUDIO_CONFIG_H_
 
 #include "ppapi/c/pp_bool.h"
 #include "ppapi/c/pp_instance.h"
 #include "ppapi/c/pp_macros.h"
 #include "ppapi/c/pp_resource.h"
 #include "ppapi/c/pp_stdint.h"
 
@@ skipping 155 matching lines @@
    *
    * @return A <code>uint32_t</code> containing sample frame count or
    * 0 if the resource is invalid. Refer to
    * RecommendSampleFrameCount() for more on sample frame counts.
    */
   uint32_t (*GetSampleFrameCount)(PP_Resource config);
   /**
    * RecommendSampleRate() returns the native sample rate that the browser
    * is using in the backend.  Applications that use the recommended sample
    * rate will have potentially better latency and fidelity.  The return value
-   * is indended for audio output devices.  If the output sample rate cannot be
+   * is intended for audio output devices.  If the output sample rate cannot be
    * determined, this function can return PP_AUDIOSAMPLERATE_NONE.
    *
    * @param[in] instance
    *
    * @return A <code>uint32_t</code> containing the recommended sample frame
    * count if successful.
    */
   PP_AudioSampleRate (*RecommendSampleRate)(PP_Instance instance);
 };
 
 typedef struct PPB_AudioConfig_1_1 PPB_AudioConfig;
 
 struct PPB_AudioConfig_1_0 {
   PP_Resource (*CreateStereo16Bit)(PP_Instance instance,
                                    PP_AudioSampleRate sample_rate,
                                    uint32_t sample_frame_count);
   uint32_t (*RecommendSampleFrameCount)(
       PP_AudioSampleRate sample_rate,
       uint32_t requested_sample_frame_count);
   PP_Bool (*IsAudioConfig)(PP_Resource resource);
   PP_AudioSampleRate (*GetSampleRate)(PP_Resource config);
   uint32_t (*GetSampleFrameCount)(PP_Resource config);
 };
 /**
  * @}
  */
 
 #endif  /* PPAPI_C_PPB_AUDIO_CONFIG_H_ */