diff --git a/libs/hwui/jni/AnimatedImageDrawable.cpp b/libs/hwui/jni/AnimatedImageDrawable.cpp
index c40b858..373e893 100644
--- a/libs/hwui/jni/AnimatedImageDrawable.cpp
+++ b/libs/hwui/jni/AnimatedImageDrawable.cpp
@@ -21,8 +21,11 @@
 #include <SkAndroidCodec.h>
 #include <SkAnimatedImage.h>
 #include <SkColorFilter.h>
+#include <SkEncodedImageFormat.h>
 #include <SkPicture.h>
 #include <SkPictureRecorder.h>
+#include <SkRect.h>
+#include <SkRefCnt.h>
 #include <hwui/AnimatedImageDrawable.h>
 #include <hwui/ImageDecoder.h>
 #include <hwui/Canvas.h>
diff --git a/libs/hwui/jni/Bitmap.cpp b/libs/hwui/jni/Bitmap.cpp
index 5db0783..94cea65 100755
--- a/libs/hwui/jni/Bitmap.cpp
+++ b/libs/hwui/jni/Bitmap.cpp
@@ -2,17 +2,25 @@
 #define LOG_TAG "Bitmap"
 #include "Bitmap.h"
 
+#include "GraphicsJNI.h"
 #include "SkBitmap.h"
+#include "SkBlendMode.h"
 #include "SkCanvas.h"
 #include "SkColor.h"
 #include "SkColorSpace.h"
-#include "SkPixelRef.h"
+#include "SkData.h"
 #include "SkImageEncoder.h"
 #include "SkImageInfo.h"
-#include "GraphicsJNI.h"
+#include "SkPaint.h"
+#include "SkPixelRef.h"
+#include "SkPixmap.h"
+#include "SkPoint.h"
+#include "SkRefCnt.h"
 #include "SkStream.h"
+#include "SkTypes.h"
 #include "SkWebpEncoder.h"
 
+
 #include "android_nio_utils.h"
 #include "CreateJavaOutputStreamAdaptor.h"
 #include <hwui/Paint.h>
diff --git a/libs/hwui/jni/Bitmap.h b/libs/hwui/jni/Bitmap.h
index 73eca3a..21a93f0 100644
--- a/libs/hwui/jni/Bitmap.h
+++ b/libs/hwui/jni/Bitmap.h
@@ -19,7 +19,6 @@
 #include <jni.h>
 #include <android/bitmap.h>
 
-class SkBitmap;
 struct SkImageInfo;
 
 namespace android {
diff --git a/libs/hwui/jni/BitmapFactory.cpp b/libs/hwui/jni/BitmapFactory.cpp
index 4e9daa4..320d332 100644
--- a/libs/hwui/jni/BitmapFactory.cpp
+++ b/libs/hwui/jni/BitmapFactory.cpp
@@ -8,9 +8,19 @@
 #include "MimeType.h"
 #include "NinePatchPeeker.h"
 #include "SkAndroidCodec.h"
+#include "SkBitmap.h"
+#include "SkBlendMode.h"
 #include "SkCanvas.h"
+#include "SkColorSpace.h"
+#include "SkEncodedImageFormat.h"
+#include "SkImageInfo.h"
 #include "SkMath.h"
+#include "SkPaint.h"
 #include "SkPixelRef.h"
+#include "SkRect.h"
+#include "SkRefCnt.h"
+#include "SkSamplingOptions.h"
+#include "SkSize.h"
 #include "SkStream.h"
 #include "SkString.h"
 #include "SkUtils.h"
diff --git a/libs/hwui/jni/ByteBufferStreamAdaptor.cpp b/libs/hwui/jni/ByteBufferStreamAdaptor.cpp
index b10540c..97dbc9a 100644
--- a/libs/hwui/jni/ByteBufferStreamAdaptor.cpp
+++ b/libs/hwui/jni/ByteBufferStreamAdaptor.cpp
@@ -2,6 +2,7 @@
 #include "GraphicsJNI.h"
 #include "Utils.h"
 
+#include <SkData.h>
 #include <SkStream.h>
 
 using namespace android;
diff --git a/libs/hwui/jni/FontFamily.cpp b/libs/hwui/jni/FontFamily.cpp
index ce5ac38..acc1b04 100644
--- a/libs/hwui/jni/FontFamily.cpp
+++ b/libs/hwui/jni/FontFamily.cpp
@@ -24,6 +24,7 @@
 #include "SkData.h"
 #include "SkFontMgr.h"
 #include "SkRefCnt.h"
+#include "SkStream.h"
 #include "SkTypeface.h"
 #include "Utils.h"
 #include "fonts/Font.h"
diff --git a/libs/hwui/jni/GIFMovie.cpp b/libs/hwui/jni/GIFMovie.cpp
index fef51b8..ae6ac4c 100644
--- a/libs/hwui/jni/GIFMovie.cpp
+++ b/libs/hwui/jni/GIFMovie.cpp
@@ -7,9 +7,11 @@
 
 
 #include "Movie.h"
+#include "SkBitmap.h"
 #include "SkColor.h"
 #include "SkColorPriv.h"
 #include "SkStream.h"
+#include "SkTypes.h"
 
 #include "gif_lib.h"
 
diff --git a/libs/hwui/jni/Graphics.cpp b/libs/hwui/jni/Graphics.cpp
index 33669ac..6a3bc8f 100644
--- a/libs/hwui/jni/Graphics.cpp
+++ b/libs/hwui/jni/Graphics.cpp
@@ -8,10 +8,18 @@
 #include <nativehelper/JNIHelp.h>
 #include "GraphicsJNI.h"
 
+#include "include/private/SkTemplates.h" // SkTAddOffset
+#include "SkBitmap.h"
 #include "SkCanvas.h"
+#include "SkColorSpace.h"
 #include "SkFontMetrics.h"
+#include "SkImageInfo.h"
 #include "SkMath.h"
+#include "SkPixelRef.h"
+#include "SkPoint.h"
+#include "SkRect.h"
 #include "SkRegion.h"
+#include "SkTypes.h"
 #include <cutils/ashmem.h>
 #include <hwui/Canvas.h>
 
diff --git a/libs/hwui/jni/ImageDecoder.cpp b/libs/hwui/jni/ImageDecoder.cpp
index f7b8c01..bad710d 100644
--- a/libs/hwui/jni/ImageDecoder.cpp
+++ b/libs/hwui/jni/ImageDecoder.cpp
@@ -29,8 +29,12 @@
 
 #include <FrontBufferedStream.h>
 #include <SkAndroidCodec.h>
-#include <SkEncodedImageFormat.h>
+#include <SkBitmap.h>
+#include <SkColorSpace.h>
+#include <SkImageInfo.h>
+#include <SkRect.h>
 #include <SkStream.h>
+#include <SkString.h>
 
 #include <androidfw/Asset.h>
 #include <fcntl.h>
diff --git a/libs/hwui/jni/Movie.h b/libs/hwui/jni/Movie.h
index 736890d..02113dd 100644
--- a/libs/hwui/jni/Movie.h
+++ b/libs/hwui/jni/Movie.h
@@ -13,6 +13,7 @@
 #include "SkBitmap.h"
 #include "SkCanvas.h"
 #include "SkRefCnt.h"
+#include "SkTypes.h"
 
 class SkStreamRewindable;
 
diff --git a/libs/hwui/jni/MovieImpl.cpp b/libs/hwui/jni/MovieImpl.cpp
index ae9e04e..abb75fa 100644
--- a/libs/hwui/jni/MovieImpl.cpp
+++ b/libs/hwui/jni/MovieImpl.cpp
@@ -5,11 +5,12 @@
  * found in the LICENSE file.
  */
 #include "Movie.h"
-#include "SkCanvas.h"
-#include "SkPaint.h"
+#include "SkBitmap.h"
+#include "SkStream.h"
+#include "SkTypes.h"
 
 // We should never see this in normal operation since our time values are
-// 0-based. So we use it as a sentinal.
+// 0-based. So we use it as a sentinel.
 #define UNINITIALIZED_MSEC ((SkMSec)-1)
 
 Movie::Movie()
@@ -81,8 +82,6 @@
 
 ////////////////////////////////////////////////////////////////////
 
-#include "SkStream.h"
-
 Movie* Movie::DecodeMemory(const void* data, size_t length) {
     SkMemoryStream stream(data, length, false);
     return Movie::DecodeStream(&stream);
diff --git a/libs/hwui/jni/NinePatch.cpp b/libs/hwui/jni/NinePatch.cpp
index 08fc80f..d50a8a2 100644
--- a/libs/hwui/jni/NinePatch.cpp
+++ b/libs/hwui/jni/NinePatch.cpp
@@ -24,8 +24,10 @@
 #include <hwui/Paint.h>
 #include <utils/Log.h>
 
+#include "SkBitmap.h"
 #include "SkCanvas.h"
 #include "SkLatticeIter.h"
+#include "SkRect.h"
 #include "SkRegion.h"
 #include "GraphicsJNI.h"
 #include "NinePatchPeeker.h"
diff --git a/libs/hwui/jni/NinePatchPeeker.cpp b/libs/hwui/jni/NinePatchPeeker.cpp
index 9171fc6..d85ede5 100644
--- a/libs/hwui/jni/NinePatchPeeker.cpp
+++ b/libs/hwui/jni/NinePatchPeeker.cpp
@@ -16,7 +16,7 @@
 
 #include "NinePatchPeeker.h"
 
-#include <SkBitmap.h>
+#include <SkScalar.h>
 #include <cutils/compiler.h>
 
 using namespace android;
diff --git a/libs/hwui/jni/Shader.cpp b/libs/hwui/jni/Shader.cpp
index 0bbd8a8..fa8e2e7 100644
--- a/libs/hwui/jni/Shader.cpp
+++ b/libs/hwui/jni/Shader.cpp
@@ -2,11 +2,21 @@
 #define LOG_TAG "ShaderJNI"
 
 #include "GraphicsJNI.h"
+#include "SkBitmap.h"
+#include "SkBlendMode.h"
+#include "SkColor.h"
 #include "SkColorFilter.h"
 #include "SkGradientShader.h"
+#include "SkImage.h"
 #include "SkImagePriv.h"
+#include "SkMatrix.h"
+#include "SkPoint.h"
+#include "SkRefCnt.h"
+#include "SkSamplingOptions.h"
+#include "SkScalar.h"
 #include "SkShader.h"
-#include "SkBlendMode.h"
+#include "SkString.h"
+#include "SkTileMode.h"
 #include "include/effects/SkRuntimeEffect.h"
 
 #include <vector>
@@ -16,7 +26,7 @@
 /**
  * By default Skia gradients will interpolate their colors in unpremul space
  * and then premultiply each of the results. We must set this flag to preserve
- * backwards compatiblity by premultiplying the colors of the gradient first,
+ * backwards compatibility by premultiplying the colors of the gradient first,
  * and then interpolating between them.
  */
 static const uint32_t sGradientShaderFlags = SkGradientShader::kInterpolateColorsInPremul_Flag;
diff --git a/libs/hwui/jni/Utils.h b/libs/hwui/jni/Utils.h
index 6cdf44d..f6e3a0e 100644
--- a/libs/hwui/jni/Utils.h
+++ b/libs/hwui/jni/Utils.h
@@ -17,8 +17,11 @@
 #ifndef _ANDROID_GRAPHICS_UTILS_H_
 #define _ANDROID_GRAPHICS_UTILS_H_
 
+#include "SkRefCnt.h"
 #include "SkStream.h"
 
+class SkData;
+
 #include <jni.h>
 #include <androidfw/Asset.h>
 
diff --git a/libs/hwui/jni/YuvToJpegEncoder.cpp b/libs/hwui/jni/YuvToJpegEncoder.cpp
index 77f42ae..87eda7e 100644
--- a/libs/hwui/jni/YuvToJpegEncoder.cpp
+++ b/libs/hwui/jni/YuvToJpegEncoder.cpp
@@ -1,5 +1,7 @@
 #include "CreateJavaOutputStreamAdaptor.h"
 #include "SkJPEGWriteUtility.h"
+#include "SkStream.h"
+#include "SkTypes.h"
 #include "YuvToJpegEncoder.h"
 #include <ui/PixelFormat.h>
 #include <hardware/hardware.h>
diff --git a/libs/hwui/jni/YuvToJpegEncoder.h b/libs/hwui/jni/YuvToJpegEncoder.h
index 7e7b935..a69726b1 100644
--- a/libs/hwui/jni/YuvToJpegEncoder.h
+++ b/libs/hwui/jni/YuvToJpegEncoder.h
@@ -1,13 +1,13 @@
 #ifndef _ANDROID_GRAPHICS_YUV_TO_JPEG_ENCODER_H_
 #define _ANDROID_GRAPHICS_YUV_TO_JPEG_ENCODER_H_
 
-#include "SkTypes.h"
-#include "SkStream.h"
 extern "C" {
     #include "jpeglib.h"
     #include "jerror.h"
 }
 
+class SkWStream;
+
 class YuvToJpegEncoder {
 public:
     /** Create an encoder based on the YUV format.
diff --git a/libs/hwui/jni/android_graphics_Canvas.cpp b/libs/hwui/jni/android_graphics_Canvas.cpp
index 0ef80ee..61bb665 100644
--- a/libs/hwui/jni/android_graphics_Canvas.cpp
+++ b/libs/hwui/jni/android_graphics_Canvas.cpp
@@ -32,10 +32,22 @@
 
 #include "FontUtils.h"
 #include "Bitmap.h"
+#include "SkBitmap.h"
+#include "SkBlendMode.h"
+#include "SkClipOp.h"
+#include "SkColor.h"
+#include "SkColorSpace.h"
 #include "SkGraphics.h"
+#include "SkImageInfo.h"
+#include "SkMatrix.h"
+#include "SkPath.h"
+#include "SkPoint.h"
+#include "SkRect.h"
+#include "SkRefCnt.h"
 #include "SkRegion.h"
-#include "SkVertices.h"
 #include "SkRRect.h"
+#include "SkScalar.h"
+#include "SkVertices.h"
 
 namespace minikin {
 class MeasuredText;
diff --git a/libs/hwui/jni/android_graphics_HardwareRenderer.cpp b/libs/hwui/jni/android_graphics_HardwareRenderer.cpp
index 27865b3..3122e72 100644
--- a/libs/hwui/jni/android_graphics_HardwareRenderer.cpp
+++ b/libs/hwui/jni/android_graphics_HardwareRenderer.cpp
@@ -23,8 +23,16 @@
 #include <Picture.h>
 #include <Properties.h>
 #include <RootRenderNode.h>
+#include <SkBitmap.h>
+#include <SkColorSpace.h>
+#include <SkData.h>
+#include <SkImage.h>
 #include <SkImagePriv.h>
+#include <SkPicture.h>
+#include <SkPixmap.h>
 #include <SkSerialProcs.h>
+#include <SkStream.h>
+#include <SkTypeface.h>
 #include <dlfcn.h>
 #include <gui/TraceUtils.h>
 #include <inttypes.h>
@@ -444,7 +452,7 @@
 };
 
 // TODO: This & Multi-SKP & Single-SKP should all be de-duped into
-// a single "make a SkPicture serailizable-safe" utility somewhere
+// a single "make a SkPicture serializable-safe" utility somewhere
 class PictureWrapper : public Picture {
 public:
     PictureWrapper(sk_sp<SkPicture>&& src, const std::shared_ptr<PictureCaptureState>& state)
diff --git a/libs/hwui/jni/fonts/Font.cpp b/libs/hwui/jni/fonts/Font.cpp
index 09be630..2c421f8 100644
--- a/libs/hwui/jni/fonts/Font.cpp
+++ b/libs/hwui/jni/fonts/Font.cpp
@@ -22,7 +22,10 @@
 #include "SkFont.h"
 #include "SkFontMetrics.h"
 #include "SkFontMgr.h"
+#include "SkRect.h"
 #include "SkRefCnt.h"
+#include "SkScalar.h"
+#include "SkStream.h"
 #include "SkTypeface.h"
 #include "GraphicsJNI.h"
 #include <nativehelper/ScopedUtfChars.h>