pt 1 in reviving the android build (copied from pm 28a1, wish me luck)

mobile/android/geckoview/build.gradle

@@ -0,0 +1,176 @@
+buildDir "${topobjdir}/gradle/build/mobile/android/geckoview"
+
+apply plugin: 'android-sdk-manager' // Must come before 'com.android.*'.
+apply plugin: 'com.android.library'
+
+def VERSION_NAME = '0.0.1'
+
+android {
+    compileSdkVersion 23
+    buildToolsVersion mozconfig.substs.ANDROID_BUILD_TOOLS_VERSION
+
+    defaultConfig {
+        // TODO: version GeckoView explicitly.  We'd like to avoid
+        // mozconfig.substs.ANDROID_VERSION_CODE, which won't be intuitive to
+        // consumer (and advances very quickly on pre-release channels).
+        versionCode 1
+        versionName VERSION_NAME
+        targetSdkVersion 23
+        minSdkVersion 15
+        consumerProguardFiles 'proguard-rules.txt' 
+    }
+
+    buildTypes {
+        withGeckoBinaries {
+            initWith release
+        }
+        withoutGeckoBinaries { // For clarity and consistency throughout the tree.
+            initWith release
+        }
+    }
+
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_1_7
+        targetCompatibility JavaVersion.VERSION_1_7
+    }
+
+    dexOptions {
+        javaMaxHeapSize "2g"
+    }
+
+    lintOptions {
+        abortOnError false
+    }
+
+    sourceSets {
+        main {
+            java {
+                srcDir "${topsrcdir}/mobile/android/geckoview/src/thirdparty/java"
+
+                // TODO: support WebRTC.
+                // if (mozconfig.substs.MOZ_WEBRTC) {
+                //     srcDir "${topsrcdir}/media/webrtc/trunk/webrtc/modules/audio_device/android/java/src"
+                //     srcDir "${topsrcdir}/media/webrtc/trunk/webrtc/modules/video_capture/android/java/src"
+                //     srcDir "${topsrcdir}/media/webrtc/trunk/webrtc/modules/video_render/android/java/src"
+                // }
+
+                // TODO: don't use AppConstants.
+                srcDir "${project.buildDir}/generated/source/preprocessed_code" // See syncPreprocessedCode.
+            }
+
+            assets {
+            }
+        }
+    }
+}
+
+dependencies {
+    compile "com.android.support:support-v4:${mozconfig.substs.ANDROID_SUPPORT_LIBRARY_VERSION}"
+}
+
+task syncPreprocessedCode(type: Sync, dependsOn: rootProject.generateCodeAndResources) {
+    into("${project.buildDir}/generated/source/preprocessed_code")
+    from("${topobjdir}/mobile/android/base/generated/preprocessed") {
+        // AdjustConstants is included in the main app project.
+        exclude '**/AdjustConstants.java'
+    }
+}
+
+apply from: "${topsrcdir}/mobile/android/gradle/with_gecko_binaries.gradle"
+
+android.libraryVariants.all { variant ->
+    variant.preBuild.dependsOn syncPreprocessedCode
+
+    // Like 'debug', 'release', or 'withGeckoBinaries'.
+    def buildType = variant.buildType.name
+
+    // It would be most natural for :geckoview to always include the Gecko
+    // binaries, but that's difficult; see the notes in
+    // mobile/android/gradle/with_gecko_binaries.gradle.  Instead :app uses
+    // :geckoview:release and handles it's own Gecko binary inclusion.
+    if (buildType.equals('withGeckoBinaries')) {
+        configureVariantWithGeckoBinaries(variant)
+    }
+
+    // Javadoc and Sources JAR configuration cribbed from
+    // https://github.com/mapbox/mapbox-gl-native/blob/d169ea55c1cfa85cd8bf19f94c5f023569f71810/platform/android/MapboxGLAndroidSDK/build.gradle#L85
+    // informed by
+    // https://code.tutsplus.com/tutorials/creating-and-publishing-an-android-library--cms-24582,
+    // and amended from numerous Stackoverflow posts.
+    def name = variant.name
+    def javadoc = task "javadoc${name.capitalize()}"(type: Javadoc) {
+        description = "Generate Javadoc for build variant $name"
+        failOnError = false
+        destinationDir = new File(destinationDir, variant.baseName)
+        source = files(variant.javaCompile.source)
+        classpath = files(variant.javaCompile.classpath.files) + files(android.bootClasspath)
+        options.windowTitle("Mozilla GeckoView Android API $VERSION_NAME Reference")
+        options.docTitle("Mozilla GeckoView Android API $VERSION_NAME")
+        options.header("Mozilla GeckoView Android API $VERSION_NAME Reference")
+        options.bottom("© 2016 Mozilla. All rights reserved.")
+        options.links("http://docs.oracle.com/javase/7/docs/api/")
+        options.linksOffline("http://d.android.com/reference/", "$System.env.ANDROID_HOME/docs/reference")
+        // TODO: options.overview("src/main/java/overview.html")
+        options.group("Mozilla GeckoView", "org.mozilla.gecko*") // TODO: narrow this down.
+        exclude '**/R.java', '**/BuildConfig.java', 'com/googlecode/**'
+    }
+
+    task "javadocJar${name.capitalize()}"(type: Jar, dependsOn: javadoc) {
+        classifier = 'javadoc'
+        from javadoc.destinationDir
+    }
+
+    task "sourcesJar${name.capitalize()}"(type: Jar) {
+        classifier 'sources'
+        description = "Generate Javadoc for build variant $name"
+        destinationDir = new File(destinationDir, variant.baseName)
+        from files(variant.javaCompile.source)
+    }
+}
+
+apply plugin: 'maven'
+ 
+uploadArchives {
+    repositories.mavenDeployer {
+        pom.groupId = 'org.mozilla'
+        pom.artifactId = 'geckoview'
+        pom.version = VERSION_NAME
+        pom.project {
+            licenses {
+                license {
+                    name 'The Mozilla Public License, v. 2.0'
+                    url 'http://mozilla.org/MPL/2.0/'
+                    distribution 'repo'
+                }
+            }
+        }
+        repository(url: "file://${project.buildDir}/maven")
+    }
+}
+
+// This is all related to the withGeckoBinaries approach; see
+// mobile/android/gradle/with_gecko_binaries.gradle.
+afterEvaluate {
+    // The bundle tasks are only present when the particular configuration is
+    // being built, so this task might not exist.  (This is due to the way the
+    // Android Gradle plugin defines things during configuration.)
+    def bundleWithGeckoBinaries = tasks.findByName('bundleWithGeckoBinaries')
+    if (!bundleWithGeckoBinaries) {
+        return
+    }
+
+    // Remove default configuration, which is the release configuration, when
+    // we're actually building withGeckoBinaries.  This makes `gradle install`
+    // install the withGeckoBinaries artifacts, not the release artifacts (which
+    // are withoutGeckoBinaries and not suitable for distribution.)
+    def Configuration archivesConfig = project.getConfigurations().getByName('archives')
+    archivesConfig.artifacts.removeAll { it.extension.equals('aar') }
+
+    artifacts {
+        // Instead of default (release) configuration, publish one with Gecko binaries.
+        archives bundleWithGeckoBinaries
+        // Javadoc and sources for developer ergononomics.
+        archives javadocJarWithGeckoBinaries
+        archives sourcesJarWithGeckoBinaries
+    }
+}