Revert "Change mounting storage data and obb to on by default"

Revert submission 13255890-enable_storage_data_iso

Reason for revert: This change broke the CtsDownloadManagerInstaller test (https://screenshot.googleplex.com/ALNBECjxF38S76m.png)


Reverted Changes:
I2d6b690f5:Change mounting storage data and obb to on by defa...
I44b343082:Change mounting storage data and obb to on by defa...

Change-Id: I5ced80d42e84371c18b5d26ec551d6eed902a12b
diff --git a/model/EmulatedVolume.cpp b/model/EmulatedVolume.cpp
index 7c96ea2..4a77846 100644
--- a/model/EmulatedVolume.cpp
+++ b/model/EmulatedVolume.cpp
@@ -50,7 +50,7 @@
     mLabel = "emulated";
     mFuseMounted = false;
     mUseSdcardFs = IsSdcardfsUsed();
-    mAppDataIsolationEnabled = base::GetBoolProperty(kVoldAppDataIsolationEnabled, true);
+    mAppDataIsolationEnabled = base::GetBoolProperty(kVoldAppDataIsolationEnabled, false);
 }
 
 EmulatedVolume::EmulatedVolume(const std::string& rawPath, dev_t device, const std::string& fsUuid,
@@ -61,7 +61,7 @@
     mLabel = fsUuid;
     mFuseMounted = false;
     mUseSdcardFs = IsSdcardfsUsed();
-    mAppDataIsolationEnabled = base::GetBoolProperty(kVoldAppDataIsolationEnabled, true);
+    mAppDataIsolationEnabled = base::GetBoolProperty(kVoldAppDataIsolationEnabled, false);
 }
 
 EmulatedVolume::~EmulatedVolume() {}