Installation hardening: reducing read timeout during installation.

And then restoring post-install.

Bug: 160635296
Test: atest PackageManagerShellCommandTest PackageManagerShellCommandIncrementalTest IncrementalServiceTest PackageManagerServiceTest ChecksumsTest

Change-Id: I0821458bf92db162518a2cbcb7499cd7544e64f2
diff --git a/services/incremental/BinderIncrementalService.h b/services/incremental/BinderIncrementalService.h
index ebb23dc..5c8741b 100644
--- a/services/incremental/BinderIncrementalService.h
+++ b/services/incremental/BinderIncrementalService.h
@@ -52,6 +52,8 @@
             const ::android::sp<IStorageHealthListener>& healthListener,
             const ::std::vector<::android::os::incremental::PerUidReadTimeouts>& perUidReadTimeouts,
             bool* _aidl_return) final;
+    binder::Status onInstallationComplete(int32_t storageId) final;
+
     binder::Status makeBindMount(int32_t storageId, const std::string& sourcePath,
                                  const std::string& targetFullPath, int32_t bindType,
                                  int32_t* _aidl_return) final;