Merge "Fix AOSP boot animation black screen issue." into sc-qpr1-dev am: 6d673f1f9a am: e277f0ded5 am: 1b45e9c5fc

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15799420

Change-Id: I77b788dea2058df0109ee9e38c924416bf230500
diff --git a/cmds/bootanimation/BootAnimation.cpp b/cmds/bootanimation/BootAnimation.cpp
index 8c39b71..59f602c 100644
--- a/cmds/bootanimation/BootAnimation.cpp
+++ b/cmds/bootanimation/BootAnimation.cpp
@@ -793,6 +793,8 @@
     // clear screen
     glDisable(GL_DITHER);
     glDisable(GL_SCISSOR_TEST);
+    glUseProgram(mImageShader);
+
     glClearColor(0,0,0,1);
     glClear(GL_COLOR_BUFFER_BIT);
     eglSwapBuffers(mDisplay, mSurface);