Depend on ETC1 via DEPS instead of a direct third_party checkin.

third_party/etc1/LICENSE

Index: third_party/etc1/LICENSE
diff --git a/third_party/etc1/LICENSE b/third_party/etc1/LICENSE
deleted file mode 100644
index 64635a4089d5bf17707df78db536f3d41fbf1cc2..0000000000000000000000000000000000000000
--- a/third_party/etc1/LICENSE
+++ /dev/null
@@ -1,161 +0,0 @@
-Apache License
-
-Version 2.0, January 2004
-
-http://www.apache.org/licenses/
-
-TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION
-
-1. Definitions.
-
-"License" shall mean the terms and conditions for use, reproduction, and
-distribution as defined by Sections 1 through 9 of this document.
-
-"Licensor" shall mean the copyright owner or entity authorized by the
-copyright owner that is granting the License.
-
-"Legal Entity" shall mean the union of the acting entity and all other
-entities that control, are controlled by, or are under common control with
-that entity. For the purposes of this definition, "control" means (i) the
-power, direct or indirect, to cause the direction or management of such 
-entity, whether by contract or otherwise, or (ii) ownership of fifty 
-percent (50%) or more of the outstanding shares, or (iii) beneficial 
-ownership of such entity.
-
-"You" (or "Your") shall mean an individual or Legal Entity exercising 
-permissions granted by this License.
-
-"Source" form shall mean the preferred form for making modifications, 
-including but not limited to software source code, documentation 
-source, and configuration files.
-
-"Object" form shall mean any form resulting from mechanical transformation 
-or translation of a Source form, including but not limited to compiled 
-object code, generated documentation, and conversions to other media types.
-
-"Work" shall mean the work of authorship, whether in Source or Object 
-form, made available under the License, as indicated by a copyright 
-notice that is included in or attached to the work (an example is 
-provided in the Appendix below).
-
-"Derivative Works" shall mean any work, whether in Source or Object 
-form, that is based on (or derived from) the Work and for which the 
-editorial revisions, annotations, elaborations, or other modifications 
-represent, as a whole, an original work of authorship. For the purposes 
-of this License, Derivative Works shall not include works that remain 
-separable from, or merely link (or bind by name) to the interfaces of, 
-the Work and Derivative Works thereof.
-
-"Contribution" shall mean any work of authorship, including the original 
-version of the Work and any modifications or additions to that Work or 
-Derivative Works thereof, that is intentionally submitted to Licensor 
-for inclusion in the Work by the copyright owner or by an individual or 
-Legal Entity authorized to submit on behalf of the copyright owner. For 
-the purposes of this definition, "submitted" means any form of electronic, 
-verbal, or written communication sent to the Licensor or its 
-representatives, including but not limited to communication on electronic 
-mailing lists, source code control systems, and issue tracking systems that 
-are managed by, or on behalf of, the Licensor for the purpose of discussing 
-and improving the Work, but excluding communication that is conspicuously 
-marked or otherwise designated in writing by the copyright owner as "Not 
-a Contribution."
-
-"Contributor" shall mean Licensor and any individual or Legal Entity on 
-behalf of whom a Contribution has been received by Licensor and subsequently 
-incorporated within the Work.
-
-2. Grant of Copyright License. Subject to the terms and conditions of this 
-License, each Contributor hereby grants to You a perpetual, worldwide, 
-non-exclusive, no-charge, royalty-free, irrevocable copyright license to 
-reproduce, prepare Derivative Works of, publicly display, publicly perform, 
-sublicense, and distribute the Work and such Derivative Works in Source or 
-Object form.
-
-3. Grant of Patent License. Subject to the terms and conditions of this 
-License, each Contributor hereby grants to You a perpetual, worldwide, 
-non-exclusive, no-charge, royalty-free, irrevocable (except as stated in 
-this section) patent license to make, have made, use, offer to sell, sell, 
-import, and otherwise transfer the Work, where such license applies only to 
-those patent claims licensable by such Contributor that are necessarily 
-infringed by their Contribution(s) alone or by combination of their 
-Contribution(s) with the Work to which such Contribution(s) was submitted. 
-If You institute patent litigation against any entity (including a cross-claim
-or counterclaim in a lawsuit) alleging that the Work or a Contribution 
-incorporated within the Work constitutes direct or contributory patent 
-infringement, then any patent licenses granted to You under this License 
-for that Work shall terminate as of the date such litigation is filed.
-
-4. Redistribution. You may reproduce and distribute copies of the Work or 
-Derivative Works thereof in any medium, with or without modifications, and 
-in Source or Object form, provided that You meet the following conditions:
-
-You must give any other recipients of the Work or Derivative Works a copy of 
-this License; and
-You must cause any modified files to carry prominent notices stating that 
-You changed the files; and
-You must retain, in the Source form of any Derivative Works that You 
-distribute, all copyright, patent, trademark, and attribution notices 
-from the Source form of the Work, excluding those notices that do not 
-pertain to any part of the Derivative Works; and
-If the Work includes a "NOTICE" text file as part of its distribution, 
-then any Derivative Works that You distribute must include a readable 
-copy of the attribution notices contained within such NOTICE file, excluding
-those notices that do not pertain to any part of the Derivative Works, in
-at least one of the following places: within a NOTICE text file distributed 
-as part of the Derivative Works; within the Source form or documentation, if 
-provided along with the Derivative Works; or, within a display generated by 
-the Derivative Works, if and wherever such third-party notices normally 
-appear. The contents of the NOTICE file are for informational purposes 
-only and do not modify the License. You may add Your own attribution 
-notices within Derivative Works that You distribute, alongside or as 
-an addendum to the NOTICE text from the Work, provided that such additional 
-attribution notices cannot be construed as modifying the License. 
-
-You may add Your own copyright statement to Your modifications and may provide
-additional or different license terms and conditions for use, reproduction, or
-distribution of Your modifications, or for any such Derivative Works as a 
-whole, provided Your use, reproduction, and distribution of the Work otherwise 
-complies with the conditions stated in this License.
-5. Submission of Contributions. Unless You explicitly state otherwise, any 
-Contribution intentionally submitted for inclusion in the Work by You to the 
-Licensor shall be under the terms and conditions of this License, without any 
-additional terms or conditions. Notwithstanding the above, nothing herein 
-shall supersede or modify the terms of any separate license agreement you 
-may have executed with Licensor regarding such Contributions.
-
-6. Trademarks. This License does not grant permission to use the trade names, 
-trademarks, service marks, or product names of the Licensor, except as 
-required for reasonable and customary use in describing the origin of the 
-Work and reproducing the content of the NOTICE file.
-
-7. Disclaimer of Warranty. Unless required by applicable law or agreed to 
-in writing, Licensor provides the Work (and each Contributor provides its 
-Contributions) on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF 
-ANY KIND, either express or implied, including, without limitation, any 
-warranties or conditions of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or 
-FITNESS FOR A PARTICULAR PURPOSE. You are solely responsible for determining 
-the appropriateness of using or redistributing the Work and assume any risks 
-associated with Your exercise of permissions under this License.
-
-8. Limitation of Liability. In no event and under no legal theory, whether in
-tort (including negligence), contract, or otherwise, unless required by 
-applicable law (such as deliberate and grossly negligent acts) or agreed to 
-in writing, shall any Contributor be liable to You for damages, including 
-any direct, indirect, special, incidental, or consequential damages of any 
-character arising as a result of this License or out of the use or inability 
-to use the Work (including but not limited to damages for loss of goodwill, 
-work stoppage, computer failure or malfunction, or any and all other 
-commercial damages or losses), even if such Contributor has been advised 
-of the possibility of such damages.
-
-9. Accepting Warranty or Additional Liability. While redistributing the 
-Work or Derivative Works thereof, You may choose to offer, and charge a 
-fee for, acceptance of support, warranty, indemnity, or other liability 
-obligations and/or rights consistent with this License. However, in accepting
-such obligations, You may act only on Your own behalf and on Your sole 
-responsibility, not on behalf of any other Contributor, and only if You
-agree to indemnify, defend, and hold each Contributor harmless for any 
-liability incurred by, or claims asserted against, such Contributor by 
-reason of your accepting any such warranty or additional liability.
-
-END OF TERMS AND CONDITIONS