Fix javadoc typos.

opengl/java/android/opengl/ETC1.java

@@ -27,7 +27,7 @@ import java.nio.Buffer;
  * The PKM file format is of a 16-byte header that describes the image bounds
  * followed by the encoded ETC1 texture data.
  * <p>
- * @see(ETC1Util)
+ * @see ETC1Util
  */
 public class ETC1 {
 

opengl/java/android/opengl/ETC1Util.java

@@ -92,7 +92,7 @@ public class ETC1Util {
 
     /**
      * Check if ETC1 texture compression is supported by the active OpenGL ES context.
-     * @returns true if the active OpenGL ES context supports ETC1 texture compression.
+     * @return true if the active OpenGL ES context supports ETC1 texture compression.
      */
     public static boolean isETC1Supported() {
         int[] results = new int[20];