Set isysroot when linking jre_emul test bundle, log flags.
Set isysroot when linking jre_emul test bundle, log flags.

	Change on 2017/06/05 by tball <tball@google.com>

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Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=158066545

life-beam/j2objc,doppllib/j2objc,doppllib/j2objc,mirego/j2objc,lukhnos/j2objc,doppllib/j2objc,lukhnos/j2objc,bandcampdotcom/j2objc,google/j2objc,doppllib/j2objc,groschovskiy/j2objc,google/j2objc,mirego/j2objc,life-beam/j2objc,google/j2objc,mirego/j2objc,google/j2objc,lukhnos/j2objc,groschovskiy/j2objc,life-beam/j2objc,mirego/j2objc,mirego/j2objc,life-beam/j2objc,groschovskiy/j2objc,bandcampdotcom/j2objc,bandcampdotcom/j2objc,groschovskiy/j2objc,bandcampdotcom/j2objc,bandcampdotcom/j2objc,lukhnos/j2objc,google/j2objc,doppllib/j2objc,doppllib/j2objc,lukhnos/j2objc,lukhnos/j2objc,google/j2objc,life-beam/j2objc,groschovskiy/j2objc,bandcampdotcom/j2objc,life-beam/j2objc,groschovskiy/j2objc,mirego/j2objc