Increate default partition size to 200MB

Change-Id: I2996197e7ec4c36c7e46b35edab5b10d7f103c10
diff --git a/android/main.c b/android/main.c
index 9a763e5..561428b 100644
--- a/android/main.c
+++ b/android/main.c
@@ -176,7 +176,7 @@
     AConfig*          skinConfig;
     char*             skinPath;
     int               inAndroidBuild;
-    uint64_t          defaultPartitionSize = convertMBToBytes(128);
+    uint64_t          defaultPartitionSize = convertMBToBytes(200);
 
     AndroidOptions  opts[1];
     /* net.shared_net_ip boot property value. */