Add support for 2D strided copies to/from an allocation with the C++ API.

Change-Id: I55cd7512f683f8d36d2b75f894931fd0657521bc
diff --git a/rsFont.cpp b/rsFont.cpp
index 82fb90f..0d14d1b 100644
--- a/rsFont.cpp
+++ b/rsFont.cpp
@@ -469,7 +469,7 @@
 
     mRSC->mHal.funcs.allocation.data2D(mRSC, mTextTexture.get(), 0, 0, 0,
         RS_ALLOCATION_CUBEMAP_FACE_POSITIVE_X, mCacheWidth, mCacheHeight,
-        mCacheBuffer, mCacheWidth*mCacheHeight);
+        mCacheBuffer, mCacheWidth*mCacheHeight, mCacheWidth);
 
     mFontShaderF->bindTexture(mRSC, 0, mTextTexture.get());