Update Android Apps to use gradle

platform_tools/android/app/jni/com_skia_SkiaSampleRenderer.h

Index: platform_tools/android/app/jni/com_skia_SkiaSampleRenderer.h
diff --git a/platform_tools/android/app/jni/com_skia_SkiaSampleRenderer.h b/platform_tools/android/app/jni/com_skia_SkiaSampleRenderer.h
deleted file mode 100644
index 263353ac1a3f2b3753f5de09da4c8ca2e650e2c1..0000000000000000000000000000000000000000
--- a/platform_tools/android/app/jni/com_skia_SkiaSampleRenderer.h
+++ /dev/null
@@ -1,157 +0,0 @@
-/* DO NOT EDIT THIS FILE - it is machine generated */
-#include <jni.h>
-/* Header for class com_skia_SkiaSampleRenderer */
-
-#ifndef _Included_com_skia_SkiaSampleRenderer
-#define _Included_com_skia_SkiaSampleRenderer
-#ifdef __cplusplus
-extern "C" {
-#endif
-/*
- * Class:     com_skia_SkiaSampleRenderer
- * Method:    init
- * Signature: (Lcom/skia/SkiaSampleActivity;Ljava/lang/String;I)V
- */
-JNIEXPORT void JNICALL Java_com_skia_SkiaSampleRenderer_init
-  (JNIEnv *, jobject, jobject, jstring, jint);
-
-/*
- * Class:     com_skia_SkiaSampleRenderer
- * Method:    term
- * Signature: ()V
- */
-JNIEXPORT void JNICALL Java_com_skia_SkiaSampleRenderer_term
-  (JNIEnv *, jobject);
-
-/*
- * Class:     com_skia_SkiaSampleRenderer
- * Method:    draw
- * Signature: ()V
- */
-JNIEXPORT void JNICALL Java_com_skia_SkiaSampleRenderer_draw
-  (JNIEnv *, jobject);
-
-/*
- * Class:     com_skia_SkiaSampleRenderer
- * Method:    updateSize
- * Signature: (II)V
- */
-JNIEXPORT void JNICALL Java_com_skia_SkiaSampleRenderer_updateSize
-  (JNIEnv *, jobject, jint, jint);
-
-/*
- * Class:     com_skia_SkiaSampleRenderer
- * Method:    handleClick
- * Signature: (IFFI)V
- */
-JNIEXPORT void JNICALL Java_com_skia_SkiaSampleRenderer_handleClick
-  (JNIEnv *, jobject, jint, jfloat, jfloat, jint);
-
-/*
- * Class:     com_skia_SkiaSampleRenderer
- * Method:    showOverview
- * Signature: ()V
- */
-JNIEXPORT void JNICALL Java_com_skia_SkiaSampleRenderer_showOverview
-  (JNIEnv *, jobject);
-
-/*
- * Class:     com_skia_SkiaSampleRenderer
- * Method:    nextSample
- * Signature: ()V
- */
-JNIEXPORT void JNICALL Java_com_skia_SkiaSampleRenderer_nextSample
-  (JNIEnv *, jobject);
-
-/*
- * Class:     com_skia_SkiaSampleRenderer
- * Method:    previousSample
- * Signature: ()V
- */
-JNIEXPORT void JNICALL Java_com_skia_SkiaSampleRenderer_previousSample
-  (JNIEnv *, jobject);
-
-/*
- * Class:     com_skia_SkiaSampleRenderer
- * Method:    goToSample
- * Signature: (I)V
- */
-JNIEXPORT void JNICALL Java_com_skia_SkiaSampleRenderer_goToSample
-  (JNIEnv *, jobject, jint);
-
-/*
- * Class:     com_skia_SkiaSampleRenderer
- * Method:    toggleRenderingMode
- * Signature: ()V
- */
-JNIEXPORT void JNICALL Java_com_skia_SkiaSampleRenderer_toggleRenderingMode
-  (JNIEnv *, jobject);
-
-/*
- * Class:     com_skia_SkiaSampleRenderer
- * Method:    toggleSlideshow
- * Signature: ()V
- */
-JNIEXPORT void JNICALL Java_com_skia_SkiaSampleRenderer_toggleSlideshow
-  (JNIEnv *, jobject);
-
-/*
- * Class:     com_skia_SkiaSampleRenderer
- * Method:    toggleFPS
- * Signature: ()V
- */
-JNIEXPORT void JNICALL Java_com_skia_SkiaSampleRenderer_toggleFPS
-  (JNIEnv *, jobject);
-
-/*
- * Class:     com_skia_SkiaSampleRenderer
- * Method:    toggleTiling
- * Signature: ()V
- */
-JNIEXPORT void JNICALL Java_com_skia_SkiaSampleRenderer_toggleTiling
-  (JNIEnv *, jobject);
-
-/*
- * Class:     com_skia_SkiaSampleRenderer
- * Method:    toggleBBox
- * Signature: ()V
- */
-JNIEXPORT void JNICALL Java_com_skia_SkiaSampleRenderer_toggleBBox
-  (JNIEnv *, jobject);
-
-/*
- * Class:     com_skia_SkiaSampleRenderer
- * Method:    processSkEvent
- * Signature: ()V
- */
-JNIEXPORT void JNICALL Java_com_skia_SkiaSampleRenderer_processSkEvent
-  (JNIEnv *, jobject);
-
-/*
- * Class:     com_skia_SkiaSampleRenderer
- * Method:    serviceQueueTimer
- * Signature: ()V
- */
-JNIEXPORT void JNICALL Java_com_skia_SkiaSampleRenderer_serviceQueueTimer
-  (JNIEnv *, jobject);
-
-/*
- * Class:     com_skia_SkiaSampleRenderer
- * Method:    saveToPdf
- * Signature: ()V
- */
-JNIEXPORT void JNICALL Java_com_skia_SkiaSampleRenderer_saveToPDF
-  (JNIEnv *, jobject);
-
-/*
- * Class:     com_skia_SkiaSampleRenderer
- * Method:    postInval
- * Signature: ()V
- */
-JNIEXPORT void JNICALL Java_com_skia_SkiaSampleRenderer_postInval
-  (JNIEnv *, jobject);
-
-#ifdef __cplusplus
-}
-#endif
-#endif