Report internal path for public volumes.

Used by framework to bypass FUSE daemon overhead in some cases.

Bug: 21017105
Change-Id: I2f3ae70607417fc4cd2c970cb17cf3afa2f42613

EmulatedVolume.cpp

@@ -59,8 +59,8 @@ status_t EmulatedVolume::doMount() {
         return -errno;
     }
 
-    setPath(mFusePath);
     setInternalPath(mRawPath);
+    setPath(mFusePath);
 
     if (!(mFusePid = fork())) {
         // TODO: protect when not mounted as visible

PublicVolume.cpp

@@ -107,6 +107,7 @@ status_t PublicVolume::doMount() {
 
     mRawPath = StringPrintf("/mnt/media_rw/%s", stableName.c_str());
     mFusePath = StringPrintf("/storage/%s", stableName.c_str());
+    setInternalPath(mRawPath);
     setPath(mFusePath);
 
     if (fs_prepare_dir(mRawPath.c_str(), 0700, AID_ROOT, AID_ROOT)) {