Github user vladimir-kotikov commented on a diff in the pull request:

    https://github.com/apache/cordova-android/pull/295#discussion_r61393298
  
    --- Diff: bin/templates/cordova/lib/prepare.js ---
    @@ -295,25 +344,47 @@ function handleIcons(projectConfig, platformRoot) {
     
         // The source paths for icons and splashes are relative to
         // project's config.xml location, so we use it as base path.
    -    var projectRoot = path.dirname(projectConfig.path);
    -    var destination = path.join(platformRoot, 'res');
         for (var density in android_icons) {
    -        copyImage(path.join(projectRoot, android_icons[density].src), 
destination, density, 'icon.png');
    +        var targetPath = getImageResourcePath(
    +            platformResourcesDir, density, 'icon.png', 
path.basename(android_icons[density].src));
    +        resourceMap[targetPath] = android_icons[density].src;
         }
    +
         // There's no "default" drawable, so assume default == mdpi.
         if (default_icon && !android_icons.mdpi) {
    -        copyImage(path.join(projectRoot, default_icon.src), destination, 
'mdpi', 'icon.png');
    +        var targetPath = getImageResourcePath(
    +            platformResourcesDir, 'mdpi', 'icon.png', 
path.basename(default_icon.src));
    +        resourceMap[targetPath] = default_icon.src;
         }
    +
    +    events.emit('verbose', 'Updating icons at ' + platformResourcesDir);
    +    FileUpdater.updatePaths(
    +        resourceMap, { rootDir: cordovaProject.root }, logFileOp);
     }
     
    -// remove the default resource name from all drawable folders
    -function deleteDefaultResourceAt(baseDir, resourceName) {
    -    shell.ls(path.join(baseDir, 'res/drawable-*'))
    +function cleanIcons(projectRoot, projectConfig, platformResourcesDir) {
    +    var icons = projectConfig.getIcons('android');
    +    if (icons.length > 0) {
    +        var resourceMap = mapImageResources(projectRoot, 
platformResourcesDir, 'icon.png');
    +        events.emit('verbose', 'Cleaning icons at ' + 
platformResourcesDir);
    +
    +        // No source paths are specified in the map, so updatePaths() will 
delete the target files.
    +        FileUpdater.updatePaths(
    --- End diff --
    
    Just like in `cleanWww` - is there any advantage of calling this rather 
than doing `shell.rm` on these files? This would  eliminate the need to know 
how `mapImageResources` and `FileUpdater.updatePaths` works internally and IMO 
improve readability a lot.


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