Fix various errorprone warnings and errors.

remoting/android/java/src/org/chromium/chromoting/CardboardDesktopRenderer.java

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 package org.chromium.chromoting;
 
 import android.content.Context;
 import android.graphics.Bitmap;
 import android.graphics.PointF;
 import android.opengl.GLES20;
@@ skipping 107 matching lines @@
     private int mProgramHandle;
     private int mDesktopVertexShaderHandle;
     private int mDesktopFragmentShaderHandle;
     private int mEyePointVertexShaderHandle;
     private int mEyePointFragmentShaderHandle;
     private int mEyePointProgramHandle;
     private int mEyePointPositionHandle;
     private int mEyePointCombinedMatrixHandle;
 
     /** Lock to allow multithreaded access to mReloadTexture. */
-    private Object mReloadTextureLock = new Object();
+    private final Object mReloadTextureLock = new Object();
 
     // Lock for eye position related operations.
     // This protects access to mEyePositionVector as well as mDesktop{Height/Width}Pixels.
-    private Object mEyePositionLock = new Object();
+    private final Object mEyePositionLock = new Object();
 
     private int mDesktopHeightPixels;
     private int mDesktopWidthPixels;
 
     private FloatBuffer mDesktopCoordinates;
 
     public CardboardDesktopRenderer(Context context) {
         mActivityContext = context;
         mReloadTexture = false;
 
@@ skipping 339 matching lines @@
                 -mHalfDesktopWidth, HALF_DESKTOP_HEIGHT, 0.0f,
                 -mHalfDesktopWidth, -HALF_DESKTOP_HEIGHT, 0.0f,
                 mHalfDesktopWidth, HALF_DESKTOP_HEIGHT, 0.0f,
                 -mHalfDesktopWidth, -HALF_DESKTOP_HEIGHT, 0.0f,
                 mHalfDesktopWidth, -HALF_DESKTOP_HEIGHT, 0.0f,
                 mHalfDesktopWidth, HALF_DESKTOP_HEIGHT, 0.0f
             });
         }
     }
 }