Partial revert of r9936.

talk/app/webrtc/java/android/org/webrtc/GlUtil.java

 /*
  * libjingle
  * Copyright 2015 Google Inc.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:
  *
  *  1. Redistributions of source code must retain the above copyright notice,
  *     this list of conditions and the following disclaimer.
  *  2. Redistributions in binary form must reproduce the above copyright notice,
@@ skipping 19 matching lines @@
 import android.opengl.GLES20;
 
 import java.nio.ByteBuffer;
 import java.nio.ByteOrder;
 import java.nio.FloatBuffer;
 
 /**
  * Some OpenGL static utility functions.
  */
 public class GlUtil {
-  private static final String TAG = "GlUtil";
   private GlUtil() {}
 
   // Assert that no OpenGL ES 2.0 error has been raised.
   public static void checkNoGLES2Error(String msg) {
     int error = GLES20.glGetError();
     if (error != GLES20.GL_NO_ERROR) {
       throw new RuntimeException(msg + ": GLES20 error: " + error);
     }
   }
 
@@ skipping 16 matching lines @@
     final int textureId = textureArray[0];
     GLES20.glBindTexture(target, textureId);
     GLES20.glTexParameterf(target, GLES20.GL_TEXTURE_MIN_FILTER, GLES20.GL_LINEAR);
     GLES20.glTexParameterf(target, GLES20.GL_TEXTURE_MAG_FILTER, GLES20.GL_LINEAR);
     GLES20.glTexParameterf(target, GLES20.GL_TEXTURE_WRAP_S, GLES20.GL_CLAMP_TO_EDGE);
     GLES20.glTexParameterf(target, GLES20.GL_TEXTURE_WRAP_T, GLES20.GL_CLAMP_TO_EDGE);
     checkNoGLES2Error("generateTexture");
     return textureId;
   }
 }