Android: optimizes jni_generator.

ContentViewCore.java:
Before: real 1m25.705s
After: real 0m0.257s

There was a few overly cautious "non-greedy" terminations, and a few optional
matches outside their respective optional blocks.

BUG=371520

Review URL: https://codereview.chromium.org/277753004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@269575 0039d316-1c4b-4281-b951-d872f2087c98
1 file changed