Remove kotlin build command.

Bug: b/311643292
Test: n/a
Change-Id: I6e79faf020e2c10d0df6a9c1337e6bb7e797e85d

tools/winscope/package.json

diff --git a/tools/winscope/package.json b/tools/winscope/package.json
index 981c961..250de44 100644
--- a/tools/winscope/package.json
+++ b/tools/winscope/package.json
@@ -11,10 +11,8 @@
     "deps_graph:check_cycles": "npx madge --extensions ts,js src/ --circular",
     "start": "webpack serve --config webpack.config.dev.js --open --hot --port 8080",
     "start:remote_tool_mock": "webpack serve --config src/test/remote_tool_mock/webpack.config.js --open --hot --port 8081",
-    "build:kotlin_legacy": "rm -rf deps_build/flickerlib && JAVA_OPTS='-Xmx2g -Xms1g' npx kotlinc-js -Xuse-deprecated-legacy-compiler -source-map -source-map-embed-sources always -module-kind commonjs -output deps_build/flickerlib/flicker.js ../../../platform_testing/libraries/flicker/src/android/tools/common",
-    "build:kotlin": "rm -rf deps_build/flickerlib && mkdir -p deps_build/flickerlib && JAVA_OPTS='-Xmx2g -Xms1g' npx kotlinc-js -Xir-produce-js -Xir-only -Xir-module-name=flicker -Xtyped-arrays -source-map -source-map-embed-sources always -module-kind commonjs -target v8 -libraries ./node_modules/kotlin-compiler/lib/kotlin-stdlib-js.jar -output deps_build/flickerlib/flicker.js  ../../../platform_testing/libraries/flicker/utils/src/android/tools/common/",
     "build:trace_processor": "PERFETTO_TOP=../../../external/perfetto; (cd $PERFETTO_TOP && tools/install-build-deps --ui && ui/node ui/build.js --out trace_processor_build) && rm -rf deps_build/trace_processor && mkdir -p deps_build/trace_processor && rsync -ar $PERFETTO_TOP/trace_processor_build/ deps_build/trace_processor && mkdir deps_build/trace_processor/to_be_served && cp deps_build/trace_processor/ui/dist_version/engine_bundle.js deps_build/trace_processor/to_be_served/ && cp deps_build/trace_processor/wasm/trace_processor.wasm deps_build/trace_processor/to_be_served/",
-    "build:prod": "npm run build:trace_processor && npm run build:kotlin && npm run build:protos && rm -rf dist/prod/ && webpack --config webpack.config.prod.js --progress && cp deps_build/trace_processor/to_be_served/* src/adb/winscope_proxy.py dist/prod/",
+    "build:prod": "npm run build:trace_processor && npm run build:protos && rm -rf dist/prod/ && webpack --config webpack.config.prod.js --progress && cp deps_build/trace_processor/to_be_served/* src/adb/winscope_proxy.py dist/prod/",
     "build:protos": "node protos/build.js",
     "install:chromedriver": "chrome_version=$(google-chrome --version |cut -d' ' -f3); rm -rf deps_build/chromedriver-linux64 && mkdir -p deps_build/chromedriver-linux64 && (cd deps_build/chromedriver-linux64 && wget https://edgedl.me.gvt1.com/edgedl/chrome/chrome-for-testing/${chrome_version}/linux64/chromedriver-linux64.zip && cd .. && unzip chromedriver-linux64/chromedriver-linux64.zip)",
     "test:unit:ci": "npx karma start karma.config.ci.js",
@@ -48,8 +46,6 @@
     "html2canvas": "^1.4.1",
     "jsbn": "^1.1.0",
     "jsbn-rsa": "^1.0.4",
-    "kotlin": "^1.8.10",
-    "kotlin-compiler": "^1.8.10",
     "protobufjs": "^7.0.0",
     "rxjs": "~7.5.0",
     "style-loader": "^3.3.1",