Bug 714975 - [ICS] Home Screen icons are too small on ICS [r=wesj]

mobile/android/base/GeckoAppShell.java

@@ -660,12 +660,24 @@ public class GeckoAppShell
     }
 
     static private Bitmap getLauncherIcon(Bitmap aSource) {
-        // The background images are 72px, but Android will resize as needed.
-        // Bigger is better than too small.
-        final int kIconSize = 72;
-        final int kOverlaySize = 32;
         final int kOffset = 6;
         final int kRadius = 5;
+        int kIconSize;
+        int kOverlaySize;
+        switch (getDpi()) {
+            case DisplayMetrics.DENSITY_MEDIUM:
+                kIconSize = 48;
+                kOverlaySize = 32;
+                break;
+            case DisplayMetrics.DENSITY_XHIGH:
+                kIconSize = 96;
+                kOverlaySize = 48;
+                break;
+            case DisplayMetrics.DENSITY_HIGH:
+            default:
+                kIconSize = 72;
+                kOverlaySize = 32;
+        }
 
         Bitmap bitmap = Bitmap.createBitmap(kIconSize, kIconSize, Bitmap.Config.ARGB_8888);
         Canvas canvas = new Canvas(bitmap);
@@ -690,7 +702,7 @@ public class GeckoAppShell
 
         // draw the overlay
         Bitmap overlay = BitmapFactory.decodeResource(GeckoApp.mAppContext.getResources(), R.drawable.home_bg);
-        canvas.drawBitmap(overlay, null, new Rect(0,0,kIconSize, kIconSize), null);
+        canvas.drawBitmap(overlay, null, new Rect(0, 0, kIconSize, kIconSize), null);
 
         // draw the bitmap
         if (aSource == null)