Fix more comments ("it's" -> "its")

src/FFmpeg.h

@@ -375,7 +375,7 @@ private:
 FFmpegLibs *PickFFmpegLibs();
 
 ///! Helper function - destroys FFmpegLibs object if there is no need for it
-///! anymore, or just decrements it's reference count
+///! anymore, or just decrements its reference count
 void        DropFFmpegLibs();
 
 // This object allows access to the AVFormatContext,

src/FileNames.h

@@ -90,7 +90,7 @@ namespace FileNames
    wxString LowerCaseAppNameInPath( const wxString & dirIn);
    /** \brief Audacity user data directory
     *
-    * Where audacity keeps it's settings and other user data squirreled away,
+    * Where audacity keeps its settings and other user data squirreled away,
     * by default ~/.audacity-data/ on Unix, Application Data/Audacity on
     * windows system */
    FilePath DataDir();

src/export/ExportFFmpegDialogs.cpp

@@ -2015,7 +2015,7 @@ void ExportFFmpegOptions::FindSelectedFormat(wxString **name, wxString **longnam
    // Get selected format short name
    wxString selfmt = mFormatList->GetString(selections[0]);
 
-   // Find it's index
+   // Find its index
    int nFormat = make_iterator_range( mFormatNames ).index( selfmt );
    if (nFormat == wxNOT_FOUND) return;
 
@@ -2036,7 +2036,7 @@ void ExportFFmpegOptions::FindSelectedCodec(wxString **name, wxString **longname
    // Get selected codec short name
    wxString selcdc = mCodecList->GetString(selections[0]);
 
-   // Find it's index
+   // Find its index
    int nCodec = make_iterator_range( mCodecNames ).index( selcdc );
    if (nCodec == wxNOT_FOUND) return;
 
@@ -2076,7 +2076,7 @@ int ExportFFmpegOptions::FetchCompatibleCodecList(const wxChar *fmt, AVCodecID i
          // If it exists, is audio and has encoder
          if (codec != NULL && (codec->type == AVMEDIA_TYPE_AUDIO) && av_codec_is_encoder(codec))
          {
-            // If it was selected - remember it's NEW index
+            // If it was selected - remember its NEW index
             if ((id >= 0) && codec->id == id) index = mShownCodecNames.size();
             mShownCodecNames.push_back(wxString::FromUTF8(codec->name));
             mShownCodecLongNames.push_back(wxString::Format(wxT("%s - %s"),mShownCodecNames.back(),wxString::FromUTF8(codec->long_name)));
@@ -2104,7 +2104,7 @@ int ExportFFmpegOptions::FetchCompatibleCodecList(const wxChar *fmt, AVCodecID i
          }
       }
    }
-   // Format is not found - find format in libavformat and add it's default audio codec
+   // Format is not found - find format in libavformat and add its default audio codec
    // This allows us to provide limited support for NEW formats without modifying the compatibility list
    else if (found == 0)
    {

src/export/ExportFFmpegDialogs.h

@@ -294,10 +294,10 @@ private:
 
    wxArrayStringEx mPresetNames;
 
-   /// Finds the format currently selected and returns it's name and description
+   /// Finds the format currently selected and returns its name and description
    void FindSelectedFormat(wxString **name, wxString **longname);
 
-   /// Finds the codec currently selected and returns it's name and description
+   /// Finds the codec currently selected and returns its name and description
    void FindSelectedCodec(wxString **name, wxString **longname);
 
    /// Retrieves format list from libavformat

src/export/ExportPCM.cpp

@@ -365,7 +365,7 @@ void ExportPCMOptions::GetEncodings(int enc)
       if (sf_format_check(&info))
       {
          // If this subtype matches our last saved encoding, remember
-         // it's index so we can set it in the dialog.
+         // its index so we can set it in the dialog.
          if (sub == enc)
          {
             mEncodingFromChoice = mEncodingIndexes.size();

src/widgets/KeyView.cpp

@@ -992,7 +992,7 @@ KeyView::RefreshLines(bool bSort)
             node.line = linecnt++;
             mLines.push_back(&node);
 
-            // If this node is not open, then skip all of it's decendants
+            // If this node is not open, then skip all of its decendants
             if (!node.isopen)
             {
                bool iscat = node.iscat;
@@ -1678,7 +1678,7 @@ KeyView::OnLeftDown(wxMouseEvent & event)
 // order as they appear in the menus.  But, we want to sort the
 // "command" nodes.
 //
-// To accomplish this, we prepend each label with it's line number
+// To accomplish this, we prepend each label with its line number
 // (in hex) for "menu" nodes.  This ensures they will remain in
 // their original order.
 //

src/widgets/NumericTextCtrl.h

@@ -34,7 +34,7 @@ DECLARE_EXPORTED_EVENT_TYPE(AUDACITY_DLL_API, EVT_FREQUENCYTEXTCTRL_UPDATED, -1)
 DECLARE_EXPORTED_EVENT_TYPE(AUDACITY_DLL_API, EVT_BANDWIDTHTEXTCTRL_UPDATED,
                             -1);
 
-/** \brief struct to hold a formatting control string and it's user facing name
+/** \brief struct to hold a formatting control string and its user facing name
  * Used in an array to hold the built-in time formats that are always available
  * to the user */
 struct BuiltinFormatString;