Corrected typo when checking InputStream methods

Corrected a small typo where Java InputStream methods are
incorrectly checked when creating a JNI InputStream adaptor.

Change-Id: I5f14897e0d5ddceb4b2af6be46769713f0487624

Author: Edward Savage-Jones

core/jni/android/graphics/CreateJavaOutputStreamAdaptor.cpp

@@ -164,7 +164,7 @@ SkStream* CreateJavaInputStreamAdaptor(JNIEnv* env, jobject stream,
         RETURN_NULL_IF_NULL(gInputStream_resetMethodID);
         RETURN_NULL_IF_NULL(gInputStream_markMethodID);
         RETURN_NULL_IF_NULL(gInputStream_availableMethodID);
-        RETURN_NULL_IF_NULL(gInputStream_availableMethodID);
+        RETURN_NULL_IF_NULL(gInputStream_readMethodID);
         RETURN_NULL_IF_NULL(gInputStream_skipMethodID);
 
         gInited = true;