fix problems with context being set after a backing resize
fix problems with context being set after a backing resize

JackLian/cocotron,crystax/android-vendor-cocotron,ruppmatt/cocotron,ruppmatt/cocotron,cjwl/cocotron,cjwl/cocotron,Suninus/cocotron,crystax/android-vendor-cocotron,JackLian/cocotron,plasq/cocotron,yuhangwang/cocotron,Suninus/cocotron,cyclaero/cocotron,cneira/cocotron,crystax/android-vendor-cocotron,JackLian/cocotron,gemu2015/cocotron-sierra,plasq/cocotron,plasq/cocotron,Suninus/cocotron,gemu2015/cocotron-sierra,Suninus/cocotron,ruppmatt/cocotron,guestOS/guestOS,cneira/cocotron,cyclaero/cocotron,cjwl/cocotron,gemu2015/cocotron-sierra,plasq/cocotron,gemu2015/cocotron-sierra,cyclaero/cocotron,cyclaero/cocotron,guestOS/guestOS,cjwl/cocotron,JackLian/cocotron,yuhangwang/cocotron,cneira/cocotron,yuhangwang/cocotron,guestOS/guestOS,cneira/cocotron,yuhangwang/cocotron,ruppmatt/cocotron,crystax/android-vendor-cocotron,guestOS/guestOS