diff --git a/WallpaperPicker/src/com/android/photos/views/BlockingGLTextureView.java b/WallpaperPicker/src/com/android/photos/views/BlockingGLTextureView.java
deleted file mode 100644
index 8a05051..0000000
--- a/WallpaperPicker/src/com/android/photos/views/BlockingGLTextureView.java
+++ /dev/null
@@ -1,438 +0,0 @@
-/*
- * Copyright (C) 2013 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.android.photos.views;
-
-import android.content.Context;
-import android.graphics.SurfaceTexture;
-import android.opengl.GLSurfaceView.Renderer;
-import android.opengl.GLUtils;
-import android.util.Log;
-import android.view.TextureView;
-import android.view.TextureView.SurfaceTextureListener;
-
-import javax.microedition.khronos.egl.EGL10;
-import javax.microedition.khronos.egl.EGLConfig;
-import javax.microedition.khronos.egl.EGLContext;
-import javax.microedition.khronos.egl.EGLDisplay;
-import javax.microedition.khronos.egl.EGLSurface;
-import javax.microedition.khronos.opengles.GL10;
-
-/**
- * A TextureView that supports blocking rendering for synchronous drawing
- */
-public class BlockingGLTextureView extends TextureView
-        implements SurfaceTextureListener {
-
-    private RenderThread mRenderThread;
-
-    public BlockingGLTextureView(Context context) {
-        super(context);
-        setSurfaceTextureListener(this);
-    }
-
-    public void setRenderer(Renderer renderer) {
-        if (mRenderThread != null) {
-            throw new IllegalArgumentException("Renderer already set");
-        }
-        mRenderThread = new RenderThread(renderer);
-    }
-
-    public void render() {
-        mRenderThread.render();
-    }
-
-    public void destroy() {
-        if (mRenderThread != null) {
-            mRenderThread.finish();
-            mRenderThread = null;
-        }
-    }
-
-    @Override
-    public void onSurfaceTextureAvailable(SurfaceTexture surface, int width,
-            int height) {
-        mRenderThread.setSurface(surface);
-        mRenderThread.setSize(width, height);
-    }
-
-    @Override
-    public void onSurfaceTextureSizeChanged(SurfaceTexture surface, int width,
-            int height) {
-        mRenderThread.setSize(width, height);
-    }
-
-    @Override
-    public boolean onSurfaceTextureDestroyed(SurfaceTexture surface) {
-        if (mRenderThread != null) {
-            mRenderThread.setSurface(null);
-        }
-        return false;
-    }
-
-    @Override
-    public void onSurfaceTextureUpdated(SurfaceTexture surface) {
-    }
-
-    @Override
-    protected void finalize() throws Throwable {
-        try {
-            destroy();
-        } catch (Throwable t) {
-            // Ignore
-        }
-        super.finalize();
-    }
-
-    /**
-     * An EGL helper class.
-     */
-
-    private static class EglHelper {
-        private static final int EGL_CONTEXT_CLIENT_VERSION = 0x3098;
-        private static final int EGL_OPENGL_ES2_BIT = 4;
-
-        EGL10 mEgl;
-        EGLDisplay mEglDisplay;
-        EGLSurface mEglSurface;
-        EGLConfig mEglConfig;
-        EGLContext mEglContext;
-
-        private EGLConfig chooseEglConfig() {
-            int[] configsCount = new int[1];
-            EGLConfig[] configs = new EGLConfig[1];
-            int[] configSpec = getConfig();
-            if (!mEgl.eglChooseConfig(mEglDisplay, configSpec, configs, 1, configsCount)) {
-                throw new IllegalArgumentException("eglChooseConfig failed " +
-                        GLUtils.getEGLErrorString(mEgl.eglGetError()));
-            } else if (configsCount[0] > 0) {
-                return configs[0];
-            }
-            return null;
-        }
-
-        private static int[] getConfig() {
-            return new int[] {
-                    EGL10.EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT,
-                    EGL10.EGL_RED_SIZE, 8,
-                    EGL10.EGL_GREEN_SIZE, 8,
-                    EGL10.EGL_BLUE_SIZE, 8,
-                    EGL10.EGL_ALPHA_SIZE, 8,
-                    EGL10.EGL_DEPTH_SIZE, 0,
-                    EGL10.EGL_STENCIL_SIZE, 0,
-                    EGL10.EGL_NONE
-            };
-        }
-
-        EGLContext createContext(EGL10 egl, EGLDisplay eglDisplay, EGLConfig eglConfig) {
-            int[] attribList = { EGL_CONTEXT_CLIENT_VERSION, 2, EGL10.EGL_NONE };
-            return egl.eglCreateContext(eglDisplay, eglConfig, EGL10.EGL_NO_CONTEXT, attribList);
-        }
-
-        /**
-         * Initialize EGL for a given configuration spec.
-         */
-        public void start() {
-            /*
-             * Get an EGL instance
-             */
-            mEgl = (EGL10) EGLContext.getEGL();
-
-            /*
-             * Get to the default display.
-             */
-            mEglDisplay = mEgl.eglGetDisplay(EGL10.EGL_DEFAULT_DISPLAY);
-
-            if (mEglDisplay == EGL10.EGL_NO_DISPLAY) {
-                throw new RuntimeException("eglGetDisplay failed");
-            }
-
-            /*
-             * We can now initialize EGL for that display
-             */
-            int[] version = new int[2];
-            if (!mEgl.eglInitialize(mEglDisplay, version)) {
-                throw new RuntimeException("eglInitialize failed");
-            }
-            mEglConfig = chooseEglConfig();
-
-            /*
-            * Create an EGL context. We want to do this as rarely as we can, because an
-            * EGL context is a somewhat heavy object.
-            */
-            mEglContext = createContext(mEgl, mEglDisplay, mEglConfig);
-
-            if (mEglContext == null || mEglContext == EGL10.EGL_NO_CONTEXT) {
-                mEglContext = null;
-                throwEglException("createContext");
-            }
-
-            mEglSurface = null;
-        }
-
-        /**
-         * Create an egl surface for the current SurfaceTexture surface. If a surface
-         * already exists, destroy it before creating the new surface.
-         *
-         * @return true if the surface was created successfully.
-         */
-        public boolean createSurface(SurfaceTexture surface) {
-            /*
-             * Check preconditions.
-             */
-            if (mEgl == null) {
-                throw new RuntimeException("egl not initialized");
-            }
-            if (mEglDisplay == null) {
-                throw new RuntimeException("eglDisplay not initialized");
-            }
-            if (mEglConfig == null) {
-                throw new RuntimeException("mEglConfig not initialized");
-            }
-
-            /*
-             *  The window size has changed, so we need to create a new
-             *  surface.
-             */
-            destroySurfaceImp();
-
-            /*
-             * Create an EGL surface we can render into.
-             */
-            if (surface != null) {
-                mEglSurface = mEgl.eglCreateWindowSurface(mEglDisplay, mEglConfig, surface, null);
-            } else {
-                mEglSurface = null;
-            }
-
-            if (mEglSurface == null || mEglSurface == EGL10.EGL_NO_SURFACE) {
-                int error = mEgl.eglGetError();
-                if (error == EGL10.EGL_BAD_NATIVE_WINDOW) {
-                    Log.e("EglHelper", "createWindowSurface returned EGL_BAD_NATIVE_WINDOW.");
-                }
-                return false;
-            }
-
-            /*
-             * Before we can issue GL commands, we need to make sure
-             * the context is current and bound to a surface.
-             */
-            if (!mEgl.eglMakeCurrent(mEglDisplay, mEglSurface, mEglSurface, mEglContext)) {
-                /*
-                 * Could not make the context current, probably because the underlying
-                 * SurfaceView surface has been destroyed.
-                 */
-                logEglErrorAsWarning("EGLHelper", "eglMakeCurrent", mEgl.eglGetError());
-                return false;
-            }
-
-            return true;
-        }
-
-        /**
-         * Create a GL object for the current EGL context.
-         */
-        public GL10 createGL() {
-            return (GL10) mEglContext.getGL();
-        }
-
-        /**
-         * Display the current render surface.
-         * @return the EGL error code from eglSwapBuffers.
-         */
-        public int swap() {
-            if (!mEgl.eglSwapBuffers(mEglDisplay, mEglSurface)) {
-                return mEgl.eglGetError();
-            }
-            return EGL10.EGL_SUCCESS;
-        }
-
-        public void destroySurface() {
-            destroySurfaceImp();
-        }
-
-        private void destroySurfaceImp() {
-            if (mEglSurface != null && mEglSurface != EGL10.EGL_NO_SURFACE) {
-                mEgl.eglMakeCurrent(mEglDisplay, EGL10.EGL_NO_SURFACE,
-                        EGL10.EGL_NO_SURFACE,
-                        EGL10.EGL_NO_CONTEXT);
-                mEgl.eglDestroySurface(mEglDisplay, mEglSurface);
-                mEglSurface = null;
-            }
-        }
-
-        public void finish() {
-            if (mEglContext != null) {
-                mEgl.eglDestroyContext(mEglDisplay, mEglContext);
-                mEglContext = null;
-            }
-            if (mEglDisplay != null) {
-                mEgl.eglTerminate(mEglDisplay);
-                mEglDisplay = null;
-            }
-        }
-
-        private void throwEglException(String function) {
-            throwEglException(function, mEgl.eglGetError());
-        }
-
-        public static void throwEglException(String function, int error) {
-            String message = formatEglError(function, error);
-            throw new RuntimeException(message);
-        }
-
-        public static void logEglErrorAsWarning(String tag, String function, int error) {
-            Log.w(tag, formatEglError(function, error));
-        }
-
-        public static String formatEglError(String function, int error) {
-            return function + " failed: " + error;
-        }
-
-    }
-
-    private static class RenderThread extends Thread {
-        private static final int INVALID = -1;
-        private static final int RENDER = 1;
-        private static final int CHANGE_SURFACE = 2;
-        private static final int RESIZE_SURFACE = 3;
-        private static final int FINISH = 4;
-
-        private EglHelper mEglHelper = new EglHelper();
-
-        private Object mLock = new Object();
-        private int mExecMsgId = INVALID;
-        private SurfaceTexture mSurface;
-        private Renderer mRenderer;
-        private int mWidth, mHeight;
-
-        private boolean mFinished = false;
-        private GL10 mGL;
-
-        public RenderThread(Renderer renderer) {
-            super("RenderThread");
-            mRenderer = renderer;
-            start();
-        }
-
-        private void checkRenderer() {
-            if (mRenderer == null) {
-                throw new IllegalArgumentException("Renderer is null!");
-            }
-        }
-
-        private void checkSurface() {
-            if (mSurface == null) {
-                throw new IllegalArgumentException("surface is null!");
-            }
-        }
-
-        public void setSurface(SurfaceTexture surface) {
-            // If the surface is null we're being torn down, don't need a
-            // renderer then
-            if (surface != null) {
-                checkRenderer();
-            }
-            mSurface = surface;
-            exec(CHANGE_SURFACE);
-        }
-
-        public void setSize(int width, int height) {
-            checkRenderer();
-            checkSurface();
-            mWidth = width;
-            mHeight = height;
-            exec(RESIZE_SURFACE);
-        }
-
-        public void render() {
-            checkRenderer();
-            if (mSurface != null) {
-                exec(RENDER);
-                mSurface.updateTexImage();
-            }
-        }
-
-        public void finish() {
-            mSurface = null;
-            exec(FINISH);
-            try {
-                join();
-            } catch (InterruptedException e) {
-                // Ignore
-            }
-        }
-
-        private void exec(int msgid) {
-            synchronized (mLock) {
-                if (mExecMsgId != INVALID) {
-                    throw new IllegalArgumentException(
-                            "Message already set - multithreaded access?");
-                }
-                mExecMsgId = msgid;
-                mLock.notify();
-                try {
-                    mLock.wait();
-                } catch (InterruptedException e) {
-                    // Ignore
-                }
-            }
-        }
-
-        private void handleMessageLocked(int what) {
-            switch (what) {
-            case CHANGE_SURFACE:
-                if (mEglHelper.createSurface(mSurface)) {
-                    mGL = mEglHelper.createGL();
-                    mRenderer.onSurfaceCreated(mGL, mEglHelper.mEglConfig);
-                }
-                break;
-            case RESIZE_SURFACE:
-                mRenderer.onSurfaceChanged(mGL, mWidth, mHeight);
-                break;
-            case RENDER:
-                mRenderer.onDrawFrame(mGL);
-                mEglHelper.swap();
-                break;
-            case FINISH:
-                mEglHelper.destroySurface();
-                mEglHelper.finish();
-                mFinished = true;
-                break;
-            }
-        }
-
-        @Override
-        public void run() {
-            synchronized (mLock) {
-                mEglHelper.start();
-                while (!mFinished) {
-                    while (mExecMsgId == INVALID) {
-                        try {
-                            mLock.wait();
-                        } catch (InterruptedException e) {
-                            // Ignore
-                        }
-                    }
-                    handleMessageLocked(mExecMsgId);
-                    mExecMsgId = INVALID;
-                    mLock.notify();
-                }
-                mExecMsgId = FINISH;
-            }
-        }
-    }
-}
diff --git a/WallpaperPicker/src/com/android/photos/views/TiledImageView.java b/WallpaperPicker/src/com/android/photos/views/TiledImageView.java
index 94063b0..524fa2e 100644
--- a/WallpaperPicker/src/com/android/photos/views/TiledImageView.java
+++ b/WallpaperPicker/src/com/android/photos/views/TiledImageView.java
@@ -16,8 +16,6 @@
 
 package com.android.photos.views;
 
-import android.annotation.SuppressLint;
-import android.annotation.TargetApi;
 import android.content.Context;
 import android.graphics.Bitmap;
 import android.graphics.Canvas;
@@ -28,11 +26,9 @@
 import android.graphics.RectF;
 import android.opengl.GLSurfaceView;
 import android.opengl.GLSurfaceView.Renderer;
-import android.os.Build;
 import android.util.AttributeSet;
 import android.view.Choreographer;
 import android.view.Choreographer.FrameCallback;
-import android.view.View;
 import android.widget.FrameLayout;
 
 import com.android.gallery3d.glrenderer.BasicTexture;
@@ -43,18 +39,10 @@
 import javax.microedition.khronos.opengles.GL10;
 
 /**
- * Shows an image using {@link TiledImageRenderer} using either {@link GLSurfaceView}
- * or {@link BlockingGLTextureView}.
+ * Shows an image using {@link TiledImageRenderer} using either {@link GLSurfaceView}.
  */
 public class TiledImageView extends FrameLayout {
 
-    private static final boolean USE_TEXTURE_VIEW = false;
-    private static final boolean IS_SUPPORTED =
-            Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN;
-    private static final boolean USE_CHOREOGRAPHER =
-            Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN;
-
-    private BlockingGLTextureView mTextureView;
     private GLSurfaceView mGLSurfaceView;
     private boolean mInvalPending = false;
     private FrameCallback mFrameCallback;
@@ -79,35 +67,19 @@
     protected Object mLock = new Object();
     protected ImageRendererWrapper mRenderer;
 
-    public static boolean isTilingSupported() {
-        return IS_SUPPORTED;
-    }
-
     public TiledImageView(Context context) {
         this(context, null);
     }
 
     public TiledImageView(Context context, AttributeSet attrs) {
         super(context, attrs);
-        if (!IS_SUPPORTED) {
-            return;
-        }
-
         mRenderer = new ImageRendererWrapper();
         mRenderer.image = new TiledImageRenderer(this);
-        View view;
-        if (USE_TEXTURE_VIEW) {
-            mTextureView = new BlockingGLTextureView(context);
-            mTextureView.setRenderer(new TileRenderer());
-            view = mTextureView;
-        } else {
-            mGLSurfaceView = new GLSurfaceView(context);
-            mGLSurfaceView.setEGLContextClientVersion(2);
-            mGLSurfaceView.setRenderer(new TileRenderer());
-            mGLSurfaceView.setRenderMode(GLSurfaceView.RENDERMODE_WHEN_DIRTY);
-            view = mGLSurfaceView;
-        }
-        addView(view, new LayoutParams(
+        mGLSurfaceView = new GLSurfaceView(context);
+        mGLSurfaceView.setEGLContextClientVersion(2);
+        mGLSurfaceView.setRenderer(new TileRenderer());
+        mGLSurfaceView.setRenderMode(GLSurfaceView.RENDERMODE_WHEN_DIRTY);
+        addView(mGLSurfaceView, new LayoutParams(
                 LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT));
         //setTileSource(new ColoredTiles());
     }
@@ -117,22 +89,11 @@
         super.setVisibility(visibility);
         // need to update inner view's visibility because it seems like we're causing it to draw
         // from {@link #dispatchDraw} or {@link #invalidate} even if we are invisible.
-        if (USE_TEXTURE_VIEW) {
-            mTextureView.setVisibility(visibility);
-        } else {
-            mGLSurfaceView.setVisibility(visibility);
-        }
+        mGLSurfaceView.setVisibility(visibility);
     }
 
     public void destroy() {
-        if (!IS_SUPPORTED) {
-            return;
-        }
-        if (USE_TEXTURE_VIEW) {
-            mTextureView.destroy();
-        } else {
-            mGLSurfaceView.queueEvent(mFreeTextures);
-        }
+        mGLSurfaceView.queueEvent(mFreeTextures);
     }
 
     private Runnable mFreeTextures = new Runnable() {
@@ -144,27 +105,14 @@
     };
 
     public void onPause() {
-        if (!IS_SUPPORTED) {
-            return;
-        }
-        if (!USE_TEXTURE_VIEW) {
-            mGLSurfaceView.onPause();
-        }
+        mGLSurfaceView.onPause();
     }
 
     public void onResume() {
-        if (!IS_SUPPORTED) {
-            return;
-        }
-        if (!USE_TEXTURE_VIEW) {
-            mGLSurfaceView.onResume();
-        }
+        mGLSurfaceView.onResume();
     }
 
     public void setTileSource(TileSource source, Runnable isReadyCallback) {
-        if (!IS_SUPPORTED) {
-            return;
-        }
         synchronized (mLock) {
             mRenderer.source = source;
             mRenderer.isReadyCallback = isReadyCallback;
@@ -181,9 +129,6 @@
     protected void onLayout(boolean changed, int left, int top, int right,
             int bottom) {
         super.onLayout(changed, left, top, right, bottom);
-        if (!IS_SUPPORTED) {
-            return;
-        }
         synchronized (mLock) {
             updateScaleIfNecessaryLocked(mRenderer);
         }
@@ -200,43 +145,10 @@
     }
 
     @Override
-    protected void dispatchDraw(Canvas canvas) {
-        if (!IS_SUPPORTED) {
-            return;
-        }
-        if (USE_TEXTURE_VIEW) {
-            mTextureView.render();
-        }
-        super.dispatchDraw(canvas);
-    }
-
-    @SuppressLint("NewApi")
-    @Override
-    public void setTranslationX(float translationX) {
-        if (!IS_SUPPORTED) {
-            return;
-        }
-        super.setTranslationX(translationX);
-    }
-
-    @Override
     public void invalidate() {
-        if (!IS_SUPPORTED) {
-            return;
-        }
-        if (USE_TEXTURE_VIEW) {
-            super.invalidate();
-            mTextureView.invalidate();
-        } else {
-            if (USE_CHOREOGRAPHER) {
-                invalOnVsync();
-            } else {
-                mGLSurfaceView.requestRender();
-            }
-        }
+        invalOnVsync();
     }
 
-    @TargetApi(Build.VERSION_CODES.JELLY_BEAN)
     private void invalOnVsync() {
         if (!mInvalPending) {
             mInvalPending = true;
@@ -255,9 +167,6 @@
 
     private RectF mTempRectF = new RectF();
     public void positionFromMatrix(Matrix matrix) {
-        if (!IS_SUPPORTED) {
-            return;
-        }
         if (mRenderer.source != null) {
             final int rotation = mRenderer.source.getRotation();
             final boolean swap = !(rotation % 180 == 0);