diff --git a/core/jni/android/graphics/BitmapFactory.cpp b/core/jni/android/graphics/BitmapFactory.cpp
index d8ec22a..92f7812 100644
--- a/core/jni/android/graphics/BitmapFactory.cpp
+++ b/core/jni/android/graphics/BitmapFactory.cpp
@@ -260,6 +260,15 @@
         return nullObjectReturn("SkAndroidCodec::NewFromStream returned null");
     }
 
+    // Do not allow ninepatch decodes to 565.  In the past, decodes to 565
+    // would dither, and we do not want to pre-dither ninepatches, since we
+    // know that they will be stretched.  We no longer dither 565 decodes,
+    // but we continue to prevent ninepatches from decoding to 565, in order
+    // to maintain the old behavior.
+    if (peeker.mPatch && kRGB_565_SkColorType == prefColorType) {
+        prefColorType = kN32_SkColorType;
+    }
+
     // Determine the output size and return if the client only wants the size.
     SkISize size = codec->getSampledDimensions(sampleSize);
     if (options != NULL) {
@@ -369,15 +378,7 @@
         case SkCodec::kIncompleteInput:
             break;
         default:
-            return nullObjectReturn("codec->getAndoridPixels() failed.");
-    }
-
-    // Some images may initially report that they have alpha due to the format
-    // of the encoded data, but then never use any colors which have alpha
-    // less than 100%.  Here we check if the image really had alpha, and
-    // mark it as opaque if it is actually opaque.
-    if (kOpaque_SkAlphaType != alphaType && !codec->reallyHasAlpha()) {
-        decodingBitmap.setAlphaType(kOpaque_SkAlphaType);
+            return nullObjectReturn("codec->getAndroidPixels() failed.");
     }
 
     int scaledWidth = size.width();
diff --git a/tools/aapt/Images.cpp b/tools/aapt/Images.cpp
index e4738f5..5ad3379 100644
--- a/tools/aapt/Images.cpp
+++ b/tools/aapt/Images.cpp
@@ -1095,13 +1095,6 @@
     analyze_image(imageName, imageInfo, grayscaleTolerance, rgbPalette, alphaPalette,
                   &paletteEntries, &hasTransparency, &color_type, outRows);
 
-    // If the image is a 9-patch, we need to preserve it as a ARGB file to make
-    // sure the pixels will not be pre-dithered/clamped until we decide they are
-    if (imageInfo.is9Patch && (color_type == PNG_COLOR_TYPE_RGB ||
-            color_type == PNG_COLOR_TYPE_GRAY || color_type == PNG_COLOR_TYPE_PALETTE)) {
-        color_type = PNG_COLOR_TYPE_RGB_ALPHA;
-    }
-
     if (kIsDebug) {
         switch (color_type) {
         case PNG_COLOR_TYPE_PALETTE:
@@ -1180,18 +1173,11 @@
         }
 
         for (int i = 0; i < chunk_count; i++) {
-            unknowns[i].location = PNG_HAVE_PLTE;
+            unknowns[i].location = PNG_HAVE_IHDR;
         }
         png_set_keep_unknown_chunks(write_ptr, PNG_HANDLE_CHUNK_ALWAYS,
                                     chunk_names, chunk_count);
         png_set_unknown_chunks(write_ptr, write_info, unknowns, chunk_count);
-#if PNG_LIBPNG_VER < 10600
-        /* Deal with unknown chunk location bug in 1.5.x and earlier */
-        png_set_unknown_chunk_location(write_ptr, write_info, 0, PNG_HAVE_PLTE);
-        if (imageInfo.haveLayoutBounds) {
-            png_set_unknown_chunk_location(write_ptr, write_info, 1, PNG_HAVE_PLTE);
-        }
-#endif
     }