Use _target_name instead of package_name for java*.gypi

build/java.gypi

Index: build/java.gypi
diff --git a/build/java.gypi b/build/java.gypi
index bd3976cab291df0b5df9ac7eefff2832fcd0cfcb..9c96a0f15af7476f56e181587364fc096e5983c6 100644
--- a/build/java.gypi
+++ b/build/java.gypi
@@ -10,17 +10,12 @@
 #   'target_name': 'my-package_java',
 #   'type': 'none',
 #   'variables': {
-#     'package_name': 'my-package',
 #     'java_in_dir': 'path/to/package/root',
 #   },
 #   'includes': ['path/to/this/gypi/file'],
 # }
 #
-# The generated jar-file will be:
-#   <(PRODUCT_DIR)/lib.java/chromium_<(package_name).jar
 # Required variables:
-#  package_name - Used to name the intermediate output directory and in the
-#    names of some output files.
 #  java_in_dir - The top-level java directory. The src should be in
 #    <java_in_dir>/src.
 # Optional/automatic variables:
@@ -51,17 +46,12 @@
   'dependencies': [
     '<(DEPTH)/build/build_output_dirs_android.gyp:build_output_dirs'
   ],
-  # This all_dependent_settings is used for java targets only. This will add the
-  # chromium_<(package_name) jar to the classpath of dependent java targets.
-  'all_dependent_settings': {
-    'variables': {
-      'input_jars_paths': ['<(PRODUCT_DIR)/lib.java/chromium_<(package_name).jar'],
-    },
-  },
   'variables': {
     'input_jars_paths': [],
     'additional_src_dirs': [],
     'javac_includes': [],
+    'jar_name': '<(_target_name).jar',
+    'jar_path': '<(PRODUCT_DIR)/lib.java/<(jar_name)',
     'additional_input_paths': ['>@(additional_R_files)'],
     'generated_src_dirs': ['>@(generated_R_dirs)'],
     'generated_R_dirs': [],
@@ -69,12 +59,19 @@
     'has_java_resources%': 0,
     'java_strings_grd%': '',
   },
+  # This all_dependent_settings is used for java targets only. This will add the
+  # jar path to the classpath of dependent java targets.
+  'all_dependent_settings': {
+    'variables': {
+      'input_jars_paths': ['<(jar_path)'],
+    },
+  },
   'conditions': [
     ['has_java_resources == 1', {
       'variables': {
         'res_dir': '<(java_in_dir)/res',
-        'out_res_dir': '<(SHARED_INTERMEDIATE_DIR)/<(package_name)/res',
-        'R_dir': '<(SHARED_INTERMEDIATE_DIR)/<(package_name)/java_R',
+        'out_res_dir': '<(SHARED_INTERMEDIATE_DIR)/<(_target_name)/res',
+        'R_dir': '<(SHARED_INTERMEDIATE_DIR)/<(_target_name)/java_R',
         'R_file': '<(R_dir)/<(R_package_relpath)/R.java',
         'R_text_file': '<(R_dir)/R.txt',
         'generated_src_dirs': ['<(R_dir)'],
@@ -115,7 +112,7 @@
         # Generate R.java and crunch image resources.
         {
           'action_name': 'process_resources',
-          'message': 'processing resources for <(package_name)',
+          'message': 'processing resources for <(_target_name)',
           'conditions': [
             ['java_strings_grd != ""', {
               'inputs': [
@@ -148,8 +145,8 @@
   ],
   'actions': [
     {
-      'action_name': 'ant_<(package_name)',
-      'message': 'Building <(package_name) java sources.',
+      'action_name': 'ant_<(_target_name)',
+      'message': 'Building <(_target_name) java sources.',
       'inputs': [
         'android/ant/common.xml',
         'android/ant/chromium-jars.xml',
@@ -158,7 +155,7 @@
         '>@(additional_input_paths)',
       ],
       'outputs': [
-        '<(PRODUCT_DIR)/lib.java/chromium_<(package_name).jar',
+        '<(jar_path)',
       ],
       'action': [
         'ant', '-quiet',
@@ -173,7 +170,8 @@
         '-DADDITIONAL_SRC_DIRS=>(additional_src_dirs)',
         '-DGENERATED_SRC_DIRS=>(generated_src_dirs)',
         '-DINPUT_JARS_PATHS=>(input_jars_paths)',
-        '-DPACKAGE_NAME=<(package_name)',
+        '-DJAR_NAME=<(jar_name)',
+        '-DOUT_DIR=<(ant_build_out)/<(_target_name)',
         '-DJAVAC_INCLUDES=>(javac_includes)',
 
         '-Dbasedir=<(java_in_dir)',