Android: Clean up android_deps licenses

Commands used:
- `rm -rf third_party/android_deps/libs/[!O]*`
- `tools/android/roll/android_deps/fetch_all.py --update-all`

Added text license for GNU v2 with classpath exception since one dep
was downloading a full html page for it.

Bug: 900912
Change-Id: Ib3213d41259da0921e9d66cea2d08af2f29d383c
Reviewed-on: https://chromium-review.googlesource.com/c/1312563Reviewed-by: Mohamed Heikal <mheikal@chromium.org>
Commit-Queue: Peter Wen <wnwen@chromium.org>
Cr-Commit-Position: refs/heads/master@{#604636}

third_party/android_deps/libs/com_squareup_javapoet/README.chromium

@@ -3,8 +3,8 @@ Short Name: javapoet
 URL: http://github.com/square/javapoet/
 Version: 1.11.0
 License: Apache 2.0
-License File: NOT_SHIPPED
-Security Critical: no
+License File: LICENSE
+Security Critical: yes
 
 Description:
 Use beautiful Java code to generate beautiful Java code.

third_party/android_deps/libs/org_checkerframework_checker_compat_qual/LICENSE

+The Checker Framework
+Copyright 2004-present by the Checker Framework developers
+
+
 Most of the Checker Framework is licensed under the GNU General Public
 License, version 2 (GPL2), with the classpath exception.  The text of this
 license appears below.  This is the same license used for OpenJDK.

tools/android/roll/android_deps/buildSrc/src/main/groovy/ChromiumDepGraph.groovy

@@ -155,11 +155,15 @@ class ChromiumDepGraph {
     private customizeDep(DependencyDescription dep) {
         if (dep.id?.startsWith("com_google_android_")) {
             dep.licenseUrl = ""
-            // This should match fetch_all._ANDROID_SDK_LICENSE_PATH
+            // This should match fetch_all._ANDROID_SDK_LICENSE_PATH.
             dep.licensePath = "licenses/Android_SDK_License-December_9_2016.txt"
             if (dep.url?.isEmpty()) {
                 dep.url = "https://developers.google.com/android/guides/setup"
             }
+        } else if (dep.licenseUrl?.equals("http://openjdk.java.net/legal/gplv2+ce.html")) {
+            // This avoids using html in a LICENSE file.
+            dep.licenseUrl = ""
+            dep.licensePath = "licenses/GNU_v2_with_Classpath_Exception_1991.txt"
         } else if (dep.licenseName?.isEmpty()) {
             def fallbackProperties = FALLBACK_PROPERTIES.get(dep.id)
             if (fallbackProperties != null) {