Upgrade Android Gradle plugins

platform_tools/android/apps/canvasproof/build.gradle

Index: platform_tools/android/apps/canvasproof/build.gradle
diff --git a/platform_tools/android/apps/canvasproof/build.gradle b/platform_tools/android/apps/canvasproof/build.gradle
index 64463e81030a8664f160dea135c65cb5ed108ecc..5493699b730a31ad1f14b4baecb7f4be7bdf91c2 100644
--- a/platform_tools/android/apps/canvasproof/build.gradle
+++ b/platform_tools/android/apps/canvasproof/build.gradle
@@ -19,19 +19,5 @@ android {
     sourceSets.main.jni.srcDirs = [] //disable automatic ndk-build call
     sourceSets.main.jniLibs.srcDir "src/main/libs"
     productFlavors { arm {}; arm64 {}; x86 {}; x86_64 {}; mips {}; mips64 {}; }
-    applicationVariants.all{ variant ->
-        def buildNativeLib = task("${variant.name}_NativeLib", type:Exec) {
-            workingDir '../../../..' // top-level skia directory
-            commandLine constructBuildCommand(variant, "CopyCanvasProofDeps").split()
-            environment PATH: getPathWithDepotTools()
-            environment ANDROID_SDK_ROOT: getSDKPath()
-        }
-        buildNativeLib.onlyIf { !project.hasProperty("suppressNativeBuild") }
-        TaskCollection<Task> assembleTask
-        assembleTask = project.tasks.matching {
-            it.name.contains("assemble") &&
-                    it.name.toLowerCase().endsWith(variant.name.toLowerCase())
-        }
-        assembleTask.getAt(0).dependsOn buildNativeLib
-    }
+    setupSkiaLibraryBuild(project, applicationVariants, "CopyCanvasProofDeps")
 }