Reland of GN(Android): Stop specifying depfile under outputs

build/config/android/internal_rules.gni

Index: build/config/android/internal_rules.gni
diff --git a/build/config/android/internal_rules.gni b/build/config/android/internal_rules.gni
index db0c06185bfd8fc0b3adc2ad43ac6c477f1f1d94..14554cb4d1b7a2f02263320f1dcd0b0bba62a1b9 100644
--- a/build/config/android/internal_rules.gni
+++ b/build/config/android/internal_rules.gni
@@ -151,7 +151,6 @@ template("write_build_config") {
     _rebased_deps_configs = rebase_path(_deps_configs, root_build_dir)
 
     outputs = [
-      depfile,
       build_config,
     ]
 
@@ -386,15 +385,18 @@ template("copy_ex") {
       sources = []
     }
     script = "//build/android/gyp/copy_ex.py"
-
     depfile = "$target_gen_dir/$target_name.d"
+
+    _stamp_file = "$target_gen_dir/$target_name.stamp"
     outputs = [
-      depfile,
+      _stamp_file,
     ]
 
     args = [
       "--depfile",
       rebase_path(depfile, root_build_dir),
+      "--stamp",
+      rebase_path(_stamp_file, root_build_dir),
       "--dest",
       rebase_path(invoker.dest, root_build_dir),
     ]
@@ -610,7 +612,6 @@ template("test_runner_script") {
 
     generated_script = "$root_build_dir/bin/run_${_test_name}"
     outputs = [
-      depfile,
       generated_script,
     ]
     data += [ generated_script ]
@@ -677,7 +678,6 @@ if (enable_java_templates) {
       ]
 
       outputs = [
-        depfile,
         _config_path,
         _result_path,
       ]
@@ -769,7 +769,6 @@ if (enable_java_templates) {
       }
       depfile = "${target_gen_dir}/${target_name}.d"
       outputs = [
-        depfile,
         _output_jar_path,
         "$_output_jar_path.dump",
         "$_output_jar_path.seeds",
@@ -822,7 +821,6 @@ if (enable_java_templates) {
       ]
 
       outputs = [
-        depfile,
         _result_path,
       ]
 
@@ -870,7 +868,6 @@ if (enable_java_templates) {
         _build_config,
       ]
       outputs = [
-        depfile,
         java_script,
       ]
       forward_variables_from(invoker, [ "deps" ])
@@ -931,7 +928,6 @@ if (enable_java_templates) {
         main_dex_rules = "//build/android/main_dex_classes.flags"
 
         outputs = [
-          depfile,
           _main_dex_list_path,
         ]
 
@@ -968,7 +964,6 @@ if (enable_java_templates) {
       script = "//build/android/gyp/dex.py"
       depfile = "$target_gen_dir/$target_name.d"
       outputs = [
-        depfile,
         invoker.output,
       ]
 
@@ -1160,7 +1155,6 @@ if (enable_java_templates) {
                  invoker.input_jar_path,
                ]
       outputs = [
-        depfile,
         _coverage_file,
         _source_dirs_listing_file,
         invoker.output_jar_path,
@@ -1235,7 +1229,6 @@ if (enable_java_templates) {
       }
 
       outputs = [
-        depfile,
         invoker.output_apk_path,
       ]
 
@@ -1332,7 +1325,6 @@ if (enable_java_templates) {
         invoker.keystore_path,
       ]
       outputs = [
-        depfile,
         invoker.output_apk_path,
       ]
       data = [
@@ -1469,7 +1461,6 @@ if (enable_java_templates) {
           inputs += [ _resources_zip ]
         }
         outputs = [
-          depfile,
           invoker.resource_packaged_apk_path,
         ]
 
@@ -1564,7 +1555,6 @@ if (enable_java_templates) {
         _android_manifest,
       ]
       outputs = [
-        depfile,
         _incremental_android_manifest,
       ]
 
@@ -1999,7 +1989,6 @@ if (enable_java_templates) {
       }
 
       outputs = [
-        depfile,
         _javac_jar_path,
         _javac_jar_path + ".md5.stamp",
       ]
@@ -2443,7 +2432,6 @@ if (enable_java_templates) {
 
       depfile = "$target_gen_dir/$target_name.d"
       outputs = [
-        depfile,
         zip_path,
         srcjar_path,
         r_text_path,
@@ -2645,7 +2633,6 @@ if (enable_java_templates) {
 
       script = "//build/android/gyp/generate_split_manifest.py"
       outputs = [
-        depfile,
         invoker.out_manifest,
       ]
       inputs = [