1 files changed, 86 insertions, 0 deletions
diff --git a/third_party/libwebrtc/build/android/bytecode/BUILD.gn b/third_party/libwebrtc/build/android/bytecode/BUILD.gn
new file mode 100644
index 0000000000..8d717eb0ad
--- /dev/null
+++ b/third_party/libwebrtc/build/android/bytecode/BUILD.gn
@@ -0,0 +1,86 @@
+# Copyright 2017 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+import("//build/config/android/rules.gni")
+
+java_binary("bytecode_processor") {
+  main_class = "org.chromium.bytecode.ByteCodeProcessor"
+  wrapper_script_name = "helper/bytecode_processor"
+  deps = [ ":bytecode_processor_java" ]
+}
+
+java_library("bytecode_processor_java") {
+  sources = [
+    "java/org/chromium/bytecode/ByteCodeProcessor.java",
+    "java/org/chromium/bytecode/ClassPathValidator.java",
+    "java/org/chromium/bytecode/TypeUtils.java",
+  ]
+  deps = [
+    "//third_party/android_deps:org_ow2_asm_asm_java",
+    "//third_party/android_deps:org_ow2_asm_asm_util_java",
+  ]
+  enable_bytecode_checks = false
+}
+
+# A bytecode rewriter that replaces all calls to
+# `FragmentActivity Fragment.getActivity()` with
+# `Activity Fragment.getActivity()`.
+java_binary("fragment_activity_replacer") {
+  main_class = "org.chromium.bytecode.FragmentActivityReplacer"
+  deps = [ ":fragment_activity_replacer_java" ]
+  wrapper_script_name = "helper/fragment_activity_replacer"
+}
+
+# A bytecode rewriter that replaces all calls to
+# `FragmentActivity Fragment.getActivity()` with
+# `Activity Fragment.getActivity()`  followed by a cast to FragmentActivity.
+# Prefer :fragment_activity_replacer. This rewriter should only be used for
+# libraries that rely on getActivity() returning a FragmentActivity *and* are
+# not going to be used in an app that contains multiple copies of the AndroidX
+# Fragment library (i.e. WebLayer).
+java_binary("fragment_activity_replacer_single_androidx") {
+  main_class = "org.chromium.bytecode.FragmentActivityReplacer"
+  deps = [ ":fragment_activity_replacer_java" ]
+  wrapper_script_name = "helper/fragment_activity_replacer_single_androidx"
+  wrapper_script_args = [ "--single-androidx" ]
+}
+
+java_library("fragment_activity_replacer_java") {
+  visibility = [ ":*" ]
+  sources = [
+    "java/org/chromium/bytecode/ByteCodeRewriter.java",
+    "java/org/chromium/bytecode/FragmentActivityReplacer.java",
+  ]
+  deps = [
+    "//third_party/android_deps:org_ow2_asm_asm_commons_java",
+    "//third_party/android_deps:org_ow2_asm_asm_java",
+    "//third_party/android_deps:org_ow2_asm_asm_util_java",
+  ]
+}
+
+java_binary("trace_event_adder") {
+  main_class = "org.chromium.bytecode.TraceEventAdder"
+  deps = [ ":trace_event_adder_java" ]
+  wrapper_script_name = "helper/trace_event_adder"
+}
+
+java_library("trace_event_adder_java") {
+  visibility = [ ":*" ]
+  sources = [
+    "java/org/chromium/bytecode/ByteCodeRewriter.java",
+    "java/org/chromium/bytecode/EmptyOverrideGeneratorClassAdapter.java",
+    "java/org/chromium/bytecode/MethodCheckerClassAdapter.java",
+    "java/org/chromium/bytecode/MethodDescription.java",
+    "java/org/chromium/bytecode/ParentMethodCheckerClassAdapter.java",
+    "java/org/chromium/bytecode/TraceEventAdder.java",
+    "java/org/chromium/bytecode/TraceEventAdderClassAdapter.java",
+    "java/org/chromium/bytecode/TraceEventAdderMethodAdapter.java",
+  ]
+  deps = [
+    ":bytecode_processor_java",
+    "//third_party/android_deps:org_ow2_asm_asm_commons_java",
+    "//third_party/android_deps:org_ow2_asm_asm_java",
+    "//third_party/android_deps:org_ow2_asm_asm_util_java",
+  ]
+}