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Use modified Read and delegate methods from the following CL-
https://codereview.chromium.org/2262653003/

This CL dependents on the following CL as well -
https://codereview.chromium.org/2264973002/

BUG=423484

Review-Url: https://codereview.chromium.org/2264903003
Cr-Commit-Position: refs/heads/master@{#423805}