diff --git a/core/Makefile b/core/Makefile
index 55ab6a5..299fbf8 100644
--- a/core/Makefile
+++ b/core/Makefile
@@ -1391,6 +1391,27 @@
 
 endif # EMMA_INSTRUMENT=true
 
+#------------------------------------------------------------------
+# A zip of Proguard obfuscation dictionary files.
+# Only for apps_only build.
+#
+ifdef TARGET_BUILD_APPS
+PROGUARD_DICT_ZIP := $(PRODUCT_OUT)/$(TARGET_PRODUCT)-proguard-dict-$(FILE_NAME_TAG).zip
+# the dependency will be set up later in build/core/main.mk.
+$(PROGUARD_DICT_ZIP) :
+	@echo "Packaging Proguard obfuscation dictionary files."
+	$(hide) dict_files=`find $(TARGET_OUT_COMMON_INTERMEDIATES)/APPS -name proguard_dictionary`; \
+		if [ -n "$$dict_files" ]; then \
+		  zip -q $@ $$dict_files; \
+		else \
+		  touch $(dir $@)/dummy; \
+		  (cd $(dir $@) && zip -q $(notdir $@) dummy); \
+		  zip -qd $@ dummy; \
+		  rm $(dir $@)/dummy; \
+		fi
+
+endif # TARGET_BUILD_APPS
+
 # -----------------------------------------------------------------
 # dalvik something
 .PHONY: dalvikfiles
diff --git a/core/base_rules.mk b/core/base_rules.mk
index 188c352..9415731 100644
--- a/core/base_rules.mk
+++ b/core/base_rules.mk
@@ -387,19 +387,20 @@
 ifeq ($(LOCAL_BUILD_HOST_DEX),true)
 $(LOCAL_INTERMEDIATE_TARGETS): PRIVATE_BOOTCLASSPATH := -bootclasspath $(call java-lib-files,core-hostdex,$(LOCAL_IS_HOST_MODULE))
 
-full_java_libs := $(call java-lib-files,$(LOCAL_JAVA_LIBRARIES),$(LOCAL_IS_HOST_MODULE))
+full_shared_java_libs := $(call java-lib-files,$(LOCAL_JAVA_LIBRARIES),$(LOCAL_IS_HOST_MODULE))
 full_java_lib_deps := $(call java-lib-deps,$(LOCAL_JAVA_LIBRARIES),$(LOCAL_IS_HOST_MODULE))
 else
 $(LOCAL_INTERMEDIATE_TARGETS): PRIVATE_BOOTCLASSPATH :=
 
-full_java_libs := $(addprefix $(HOST_OUT_JAVA_LIBRARIES)/,$(addsuffix $(COMMON_JAVA_PACKAGE_SUFFIX),$(LOCAL_JAVA_LIBRARIES)))
-full_java_lib_deps := $(full_java_libs)
+full_shared_java_libs := $(addprefix $(HOST_OUT_JAVA_LIBRARIES)/,\
+    $(addsuffix $(COMMON_JAVA_PACKAGE_SUFFIX),$(LOCAL_JAVA_LIBRARIES)))
+full_java_lib_deps := $(full_shared_java_libs)
 endif # LOCAL_BUILD_HOST_DEX
 else
-full_java_libs := $(call java-lib-files,$(LOCAL_JAVA_LIBRARIES),$(LOCAL_IS_HOST_MODULE))
+full_shared_java_libs := $(call java-lib-files,$(LOCAL_JAVA_LIBRARIES),$(LOCAL_IS_HOST_MODULE))
 full_java_lib_deps := $(call java-lib-deps,$(LOCAL_JAVA_LIBRARIES),$(LOCAL_IS_HOST_MODULE))
 endif # !LOCAL_IS_HOST_MODULE
-full_java_libs += $(full_static_java_libs) $(LOCAL_CLASSPATH)
+full_java_libs := $(full_shared_java_libs) $(full_static_java_libs) $(LOCAL_CLASSPATH)
 full_java_lib_deps += $(full_static_java_libs) $(LOCAL_CLASSPATH)
 
 # This is set by packages that are linking to other packages that export
@@ -412,6 +413,7 @@
               APPS,$(lib),,COMMON)/classes.jar)
 
   # link against the jar with full original names (before proguard processing).
+  full_shared_java_libs += $(link_apk_libraries)
   full_java_libs += $(link_apk_libraries)
   full_java_lib_deps += $(link_apk_libraries)
 endif
@@ -426,14 +428,12 @@
         $(LOCAL_PATH): Multiple LOCAL_INSTRUMENTATION_FOR members defined)
   endif
 
-  link_instr_intermediates_dir := $(call intermediates-dir-for, \
-      APPS,$(LOCAL_INSTRUMENTATION_FOR))
   link_instr_intermediates_dir.COMMON := $(call intermediates-dir-for, \
       APPS,$(LOCAL_INSTRUMENTATION_FOR),,COMMON)
-
   # link against the jar with full original names (before proguard processing).
-  full_java_libs += $(link_instr_intermediates_dir.COMMON)/classes.jar
-  full_java_lib_deps += $(link_instr_intermediates_dir.COMMON)/classes.jar
+  link_instr_classes_jar := $(link_instr_intermediates_dir.COMMON)/classes.jar
+  full_java_libs += $(link_instr_classes_jar)
+  full_java_lib_deps += $(link_instr_classes_jar)
 endif
 
 jar_manifest_file :=
@@ -444,7 +444,7 @@
 $(LOCAL_INTERMEDIATE_TARGETS): PRIVATE_JAR_MANIFEST :=
 endif
 
-endif
+endif  # PRIVATE java vars
 
 
 ###########################################################
diff --git a/core/binary.mk b/core/binary.mk
index 10d4927..e695567 100644
--- a/core/binary.mk
+++ b/core/binary.mk
@@ -141,21 +141,17 @@
 ifdef LOCAL_SDK_VERSION
 my_target_project_includes :=
 my_target_c_includes := $(my_ndk_stl_include_path) $(my_ndk_version_root)/usr/include
-
-# filter out including of AndroidConfig.h in system/core.
-TARGET_GLOBAL_CFLAGS_NO_ANDCONF ?= $(subst $(TARGET_ANDROID_CONFIG_CFLAGS),,\
-    $(TARGET_GLOBAL_CFLAGS))
-my_target_global_cflags := $(TARGET_GLOBAL_CFLAGS_NO_ANDCONF)
 else
 my_target_project_includes := $(TARGET_PROJECT_INCLUDES)
 my_target_c_includes := $(TARGET_C_INCLUDES)
-ifeq ($(strip $(LOCAL_CLANG)),true)
-my_target_c_includes += $(CLANG_CONFIG_EXTRA_TARGET_C_INCLUDES)
+endif # LOCAL_SDK_VERSION
+
+ifeq ($(LOCAL_CLANG),true)
 my_target_global_cflags := $(TARGET_GLOBAL_CLANG_FLAGS)
+my_target_c_includes += $(CLANG_CONFIG_EXTRA_TARGET_C_INCLUDES)
 else
 my_target_global_cflags := $(TARGET_GLOBAL_CFLAGS)
 endif # LOCAL_CLANG
-endif # LOCAL_SDK_VERSION
 
 $(LOCAL_INTERMEDIATE_TARGETS): PRIVATE_TARGET_PROJECT_INCLUDES := $(my_target_project_includes)
 $(LOCAL_INTERMEDIATE_TARGETS): PRIVATE_TARGET_C_INCLUDES := $(my_target_c_includes)
diff --git a/core/clear_vars.mk b/core/clear_vars.mk
index 8d84814..90a99ac 100644
--- a/core/clear_vars.mk
+++ b/core/clear_vars.mk
@@ -102,7 +102,7 @@
 LOCAL_SDK_RES_VERSION:=
 LOCAL_NDK_STL_VARIANT:=
 LOCAL_EMMA_INSTRUMENT:=
-LOCAL_PROGUARD_ENABLED:= # '',full,custom,nosystem,disabled
+LOCAL_PROGUARD_ENABLED:= # '',full,custom,nosystem,disabled,obfuscation,optimization
 LOCAL_PROGUARD_FLAGS:=
 LOCAL_PROGUARD_FLAG_FILES:=
 LOCAL_EMMA_COVERAGE_FILTER:=
diff --git a/core/combo/TARGET_linux-arm.mk b/core/combo/TARGET_linux-arm.mk
index 371ba96..e3e6841 100644
--- a/core/combo/TARGET_linux-arm.mk
+++ b/core/combo/TARGET_linux-arm.mk
@@ -93,6 +93,8 @@
   TARGET_thumb_CFLAGS += -marm -fno-omit-frame-pointer
 endif
 
+android_config_h := $(call select-android-config-h,linux-arm)
+
 TARGET_GLOBAL_CFLAGS += \
 			-msoft-float -fpic -fPIE \
 			-ffunction-sections \
@@ -103,11 +105,9 @@
 			-Werror=format-security \
 			-D_FORTIFY_SOURCE=1 \
 			-fno-short-enums \
-			$(arch_variant_cflags)
-
-android_config_h := $(call select-android-config-h,linux-arm)
-TARGET_ANDROID_CONFIG_CFLAGS := -include $(android_config_h) -I $(dir $(android_config_h))
-TARGET_GLOBAL_CFLAGS += $(TARGET_ANDROID_CONFIG_CFLAGS)
+			$(arch_variant_cflags) \
+			-include $(android_config_h) \
+			-I $(dir $(android_config_h))
 
 # This warning causes dalvik not to build with gcc 4.6+ and -Werror.
 # We cannot turn it off blindly since the option is not available
diff --git a/core/combo/TARGET_linux-mips.mk b/core/combo/TARGET_linux-mips.mk
index 83fe657..73ed203 100644
--- a/core/combo/TARGET_linux-mips.mk
+++ b/core/combo/TARGET_linux-mips.mk
@@ -80,6 +80,8 @@
   TARGET_mips_CFLAGS += -fno-omit-frame-pointer
 endif
 
+android_config_h := $(call select-android-config-h,linux-mips)
+
 TARGET_GLOBAL_CFLAGS += \
 			$(TARGET_mips_CFLAGS) \
 			-Ulinux -U__unix -U__unix__ -Umips \
@@ -90,11 +92,9 @@
 			-Wa,--noexecstack \
 			-Werror=format-security \
 			-D_FORTIFY_SOURCE=1 \
-			$(arch_variant_cflags)
-
-android_config_h := $(call select-android-config-h,linux-mips)
-TARGET_ANDROID_CONFIG_CFLAGS := -include $(android_config_h) -I $(dir $(android_config_h))
-TARGET_GLOBAL_CFLAGS += $(TARGET_ANDROID_CONFIG_CFLAGS)
+			$(arch_variant_cflags) \
+			-include $(android_config_h) \
+			-I $(dir $(android_config_h))
 
 # This warning causes dalvik not to build with gcc 4.6+ and -Werror.
 # We cannot turn it off blindly since the option is not available
diff --git a/core/combo/TARGET_linux-x86.mk b/core/combo/TARGET_linux-x86.mk
index 04531b2..a4abcff 100644
--- a/core/combo/TARGET_linux-x86.mk
+++ b/core/combo/TARGET_linux-x86.mk
@@ -85,6 +85,8 @@
 endif
 KERNEL_HEADERS := $(KERNEL_HEADERS_COMMON) $(KERNEL_HEADERS_ARCH)
 
+android_config_h := $(call select-android-config-h,target_linux-x86)
+
 TARGET_GLOBAL_CFLAGS += \
 			-O2 \
 			-Ulinux \
@@ -101,11 +103,9 @@
 			-fstrict-aliasing \
 			-funswitch-loops \
 			-funwind-tables \
-			-fstack-protector
-
-android_config_h := $(call select-android-config-h,target_linux-x86)
-TARGET_ANDROID_CONFIG_CFLAGS := -include $(android_config_h) -I $(dir $(android_config_h))
-TARGET_GLOBAL_CFLAGS += $(TARGET_ANDROID_CONFIG_CFLAGS)
+			-fstack-protector \
+			-include $(android_config_h) \
+			-I $(dir $(android_config_h))
 
 # XXX: Not sure this is still needed. Must check with our toolchains.
 TARGET_GLOBAL_CPPFLAGS += \
diff --git a/core/definitions.mk b/core/definitions.mk
index 7834baa..43fdc40 100644
--- a/core/definitions.mk
+++ b/core/definitions.mk
@@ -1716,35 +1716,6 @@
 endef
 
 ###########################################################
-## Obfuscate a jar file
-###########################################################
-
-# PRIVATE_KEEP_FILE is a file containing a list of classes
-# PRIVATE_INTERMEDIATES_DIR is a directory we can use for temporary files
-# The module using this must depend on
-#        $(HOST_OUT_JAVA_LIBRARIES)/proguard-4.0.1.jar
-define obfuscate-jar
-@echo "Obfuscate jar: $(notdir $@) ($@)"
-@mkdir -p $(dir $@)
-@rm -f $@
-@mkdir -p $(PRIVATE_INTERMEDIATES_DIR)
-$(hide) sed -e 's/^/-keep class /' < $(PRIVATE_KEEP_FILE) > \
-		$(PRIVATE_INTERMEDIATES_DIR)/keep.pro
-$(hide) java -Xmx512M -jar $(HOST_OUT_JAVA_LIBRARIES)/proguard-4.0.1.jar \
-		-injars $< \
-		-outjars $@ \
-		-target 1.5 \
-		-dontnote -dontwarn \
-		-printmapping $(PRIVATE_INTERMEDIATES_DIR)/out.map \
-		-forceprocessing \
-		-renamesourcefileattribute SourceFile \
-		-keepattributes Exceptions,InnerClasses,Signature,Deprecated,SourceFile,LineNumberTable,*Annotation*,EnclosingMethod \
-		-repackageclasses \
-		-keepclassmembers "class * { public protected *; }" \
-		@$(PRIVATE_INTERMEDIATES_DIR)/keep.pro
-endef
-
-###########################################################
 ## Commands for copying files
 ###########################################################
 
@@ -1887,34 +1858,11 @@
 ###########################################################
 ## Commands to call Proguard
 ###########################################################
-
-# Command to copy the file with acp, if proguard is disabled.
-define proguard-disabled-commands
-@echo Copying: $@
-$(hide) $(ACP) -fp $< $@
-endef
-
-# Command to call Proguard
-# $(1): extra flags for instrumentation.
-define proguard-enabled-commands
-@echo Proguard: $@
-$(hide) $(PROGUARD) -injars $< -outjars $@ $(PRIVATE_PROGUARD_FLAGS) $(1)
-endef
-
-# Figure out the proguard dictionary file of the module that is instrumentationed for.
-define get-instrumentation-proguard-flags
-$(if $(PRIVATE_INSTRUMENTATION_FOR),$(if $(ALL_MODULES.$(PRIVATE_INSTRUMENTATION_FOR).PROGUARD_ENABLED),-applymapping $(call intermediates-dir-for,APPS,$(PRIVATE_INSTRUMENTATION_FOR),,COMMON)/proguard_dictionary))
-endef
-
 define transform-jar-to-proguard
-$(eval _instrumentation_proguard_flags:=$(call get-instrumentation-proguard-flags))
-$(eval _enable_proguard:=$(PRIVATE_PROGUARD_ENABLED)$(_instrumentation_proguard_flags))
-$(if $(_enable_proguard),$(call proguard-enabled-commands,$(_instrumentation_proguard_flags)),$(call proguard-disabled-commands))
-$(eval _instrumentation_proguard_flags:=)
-$(eval _enable_proguard:=)
+@echo Proguard: $@
+$(hide) $(PROGUARD) -injars $< -outjars $@ $(PRIVATE_PROGUARD_FLAGS)
 endef
 
-
 ###########################################################
 ## Stuff source generated from one-off tools
 ###########################################################
@@ -1999,6 +1947,7 @@
 ###########################################################
 ## Define device-specific radio files
 ###########################################################
+INSTALLED_RADIOIMAGE_TARGET :=
 
 # Copy a radio image file to the output location, and add it to
 # INSTALLED_RADIOIMAGE_TARGET.
diff --git a/core/java.mk b/core/java.mk
index f43bf3b..a2d41ad 100644
--- a/core/java.mk
+++ b/core/java.mk
@@ -88,7 +88,6 @@
 built_dex_intermediate_leaf := classes-with-local.dex
 endif
 
-LOCAL_PROGUARD_ENABLED:=$(strip $(LOCAL_PROGUARD_ENABLED))
 ifeq ($(LOCAL_PROGUARD_ENABLED),disabled)
 LOCAL_PROGUARD_ENABLED :=
 endif
@@ -386,42 +385,75 @@
 	$(hide) $(ACP) -fp $< $@
 
 # Run proguard if necessary, otherwise just copy the file.
+ifdef LOCAL_PROGUARD_ENABLED
+ifneq ($(filter-out full custom nosystem obfuscation optimization,$(LOCAL_PROGUARD_ENABLED)),)
+    $(warning while processing: $(LOCAL_MODULE))
+    $(error invalid value for LOCAL_PROGUARD_ENABLED: $(LOCAL_PROGUARD_ENABLED))
+endif
 proguard_dictionary := $(intermediates.COMMON)/proguard_dictionary
-# Proguard doesn't like a class in both library and the jar to be processed.
-proguard_full_java_libs := $(filter-out $(full_static_java_libs),$(full_java_libs))
-proguard_flags := $(addprefix -libraryjars ,$(proguard_full_java_libs)) \
+proguard_flags := $(addprefix -libraryjars ,$(full_shared_java_libs)) \
                   -forceprocessing \
                   -printmapping $(proguard_dictionary)
-ifneq ($(LOCAL_PROGUARD_ENABLED),nosystem)
+
+ifeq ($(filter nosystem,$(LOCAL_PROGUARD_ENABLED)),)
 proguard_flags += -include $(BUILD_SYSTEM)/proguard.flags
 ifeq ($(LOCAL_EMMA_INSTRUMENT),true)
 proguard_flags += -include $(BUILD_SYSTEM)/proguard.emma.flags
 endif
 # If this is a test package, add proguard keep flags for tests.
-ifneq ($(strip $(LOCAL_INSTRUMENTATION_FOR)$(filter tests,$(LOCAL_MODULE_TAGS))$(filter android.test.runner,$(LOCAL_JAVA_LIBRARIES))),)
-proguard_flags := $(proguard_flags) -include $(BUILD_SYSTEM)/proguard_tests.flags
+ifneq ($(LOCAL_INSTRUMENTATION_FOR)$(filter tests,$(LOCAL_MODULE_TAGS)),)
+proguard_flags += -include $(BUILD_SYSTEM)/proguard_tests.flags
 endif # test package
-else  # LOCAL_PROGUARD_ENABLED is nosystem
-proguard_flags += -include $(BUILD_SYSTEM)/proguard_basic_keeps.flags
-endif # LOCAL_PROGUARD_ENABLED is not nosystem
+ifeq ($(filter obfuscation,$(LOCAL_PROGUARD_ENABLED)),)
+# By default no obfuscation
+proguard_flags += -dontobfuscate
+endif  # No obfuscation
+ifeq ($(filter optimization,$(LOCAL_PROGUARD_ENABLED)),)
+# By default no optimization
+proguard_flags += -dontoptimize
+endif  # No optimization
 
-ifneq ($(LOCAL_PROGUARD_ENABLED),)
-ifeq ($(filter full custom nosystem, $(LOCAL_PROGUARD_ENABLED)),)
-    $(warning while processing: $(LOCAL_MODULE))
-    $(error invalid value for LOCAL_PROGUARD_ENABLED: $(LOCAL_PROGUARD_ENABLED))
-endif # not a legal value
-endif # LOCAL_PROGUARD_ENABLED
+ifdef LOCAL_INSTRUMENTATION_FOR
+ifeq ($(filter obfuscation,$(LOCAL_PROGUARD_ENABLED)),)
+# If no obfuscation, link in the instrmented package's classes.jar as a library.
+# link_instr_classes_jar is defined in base_rule.mk
+proguard_flags += -libraryjars $(link_instr_classes_jar)
+else # obfuscation
+# If obfuscation is enabled, the main app must be obfuscated too.
+# We need to run obfuscation using the main app's dictionary,
+# and treat the main app's class.jar as injars instead of libraryjars.
+proguard_flags := -injars  $(link_instr_classes_jar) \
+    -outjars $(intermediates.COMMON)/proguard.$(LOCAL_INSTRUMENTATION_FOR).jar \
+    -include $(link_instr_intermediates_dir.COMMON)/proguard_options \
+    -applymapping $(link_instr_intermediates_dir.COMMON)/proguard_dictionary \
+    -verbose \
+    $(proguard_flags)
+
+# Sometimes (test + main app) uses different keep rules from the main app -
+# apply the main app's dictionary anyway.
+proguard_flags += -ignorewarnings
+
+# Make sure we run Proguard on the main app first
+$(full_classes_proguard_jar) : $(link_instr_intermediates_dir.COMMON)/proguard.classes.jar
+
+endif # no obfuscation
+endif # LOCAL_INSTRUMENTATION_FOR
+endif  # LOCAL_PROGUARD_ENABLED is not nosystem
 
 proguard_flag_files := $(addprefix $(LOCAL_PATH)/, $(LOCAL_PROGUARD_FLAG_FILES))
 LOCAL_PROGUARD_FLAGS += $(addprefix -include , $(proguard_flag_files))
 
-$(full_classes_proguard_jar): PRIVATE_PROGUARD_ENABLED:=$(LOCAL_PROGUARD_ENABLED)
 $(full_classes_proguard_jar): PRIVATE_PROGUARD_FLAGS := $(proguard_flags) $(LOCAL_PROGUARD_FLAGS)
-$(full_classes_proguard_jar): PRIVATE_INSTRUMENTATION_FOR:=$(strip $(LOCAL_INSTRUMENTATION_FOR))
 $(full_classes_proguard_jar) : $(full_classes_jar) $(proguard_flag_files) | $(ACP) $(PROGUARD)
 	$(call transform-jar-to-proguard)
 
-ALL_MODULES.$(LOCAL_MODULE).PROGUARD_ENABLED:=$(LOCAL_PROGUARD_ENABLED)
+else  # LOCAL_PROGUARD_ENABLED not defined
+$(full_classes_proguard_jar) : $(full_classes_jar)
+	@echo Copying: $@
+	$(hide) $(ACP) -fp $< $@
+
+endif # LOCAL_PROGUARD_ENABLED defined
+
 
 # Override PRIVATE_INTERMEDIATES_DIR so that install-dex-debug
 # will work even when intermediates != intermediates.COMMON.
diff --git a/core/main.mk b/core/main.mk
index 6a077e4..3af4306 100644
--- a/core/main.mk
+++ b/core/main.mk
@@ -547,10 +547,20 @@
   $(eval r := $(ALL_MODULES.$(m).REQUIRED)) \
   $(if $(r), \
     $(eval r := $(call module-installed-files,$(r))) \
-    $(eval $(call add-required-deps,$(ALL_MODULES.$(m).INSTALLED),$(r))) \
+    $(eval t_m := $(filter $(TARGET_OUT_ROOT)/%, $(ALL_MODULES.$(m).INSTALLED))) \
+    $(eval h_m := $(filter $(HOST_OUT_ROOT)/%, $(ALL_MODULES.$(m).INSTALLED))) \
+    $(eval t_r := $(filter $(TARGET_OUT_ROOT)/%, $(r))) \
+    $(eval h_r := $(filter $(HOST_OUT_ROOT)/%, $(r))) \
+    $(if $(t_m), $(eval $(call add-required-deps, $(t_m),$(t_r)))) \
+    $(if $(h_m), $(eval $(call add-required-deps, $(h_m),$(h_r)))) \
    ) \
  )
 
+t_m :=
+h_m :=
+t_r :=
+h_r :=
+
 # Resolve the dependencies on shared libraries.
 $(foreach m,$(TARGET_DEPENDENCIES_ON_SHARED_LIBRARIES), \
   $(eval p := $(subst :,$(space),$(m))) \
@@ -809,6 +819,9 @@
     $(call dist-for-goals,apps_only, $(EMMA_META_ZIP))
   endif
 
+  $(PROGUARD_DICT_ZIP) : $(apps_only_installed_files)
+  $(call dist-for-goals,apps_only, $(PROGUARD_DICT_ZIP))
+
 .PHONY: apps_only
 apps_only: $(unbundled_build_modules)
 
@@ -828,6 +841,10 @@
     $(INSTALLED_FACTORY_BUNDLE_TARGET) \
    )
 
+  # Put a copy of the radio/bootloader files in the dist dir.
+  $(foreach f,$(INSTALLED_RADIOIMAGE_TARGET), \
+    $(call dist-for-goals, droidcore, $(f)))
+
   ifneq ($(TARGET_BUILD_PDK),true)
     $(call dist-for-goals, droidcore, \
       $(APPS_ZIP) \
diff --git a/core/proguard.flags b/core/proguard.flags
index 1e3951b..0641627 100644
--- a/core/proguard.flags
+++ b/core/proguard.flags
@@ -1,9 +1,10 @@
+# We have moved -dontobfuscate and -dontoptimize to the makefiles.
 # dex does not like code run through proguard optimize and preverify steps.
--dontoptimize
+# -dontoptimize
 -dontpreverify
 
 # Don't obfuscate. We only need dead code striping.
--dontobfuscate
+# -dontobfuscate
 
 # Add this flag in your package's own configuration if it's needed.
 #-flattenpackagehierarchy
diff --git a/core/proguard_basic_keeps.flags b/core/proguard_basic_keeps.flags
index 0ce81ef..af0e05d 100644
--- a/core/proguard_basic_keeps.flags
+++ b/core/proguard_basic_keeps.flags
@@ -1,7 +1,6 @@
 # see http://sourceforge.net/tracker/?func=detail&aid=2787465&group_id=54750&atid=474707
 -optimizations !code/simplification/arithmetic
 -optimizations !code/simplification/cast
--allowaccessmodification
 
 # To prevent name conflict in incremental obfuscation.
 -useuniqueclassmembernames
diff --git a/core/proguard_tests.flags b/core/proguard_tests.flags
index f4063d6..4481a1b 100644
--- a/core/proguard_tests.flags
+++ b/core/proguard_tests.flags
@@ -1,5 +1,9 @@
 # Keep everything for tests
--dontshrink -dontobfuscate
+-dontshrink
+
+# But we may want to obfuscate if the main app gets obfuscated.
+# This flag has been moved to the makefiles.
+#-dontobfuscate
 
 #-keep class * extends junit.framework.TestCase {
 #  public void test*();
diff --git a/target/product/core.mk b/target/product/core.mk
index 0e7aad6..93667fb 100644
--- a/target/product/core.mk
+++ b/target/product/core.mk
@@ -36,7 +36,6 @@
     TelephonyProvider \
     UserDictionaryProvider \
     VpnDialogs \
-    abcc \
     atrace \
     libandroidfw \
     libaudiopreprocessing \
diff --git a/target/product/mini.mk b/target/product/mini.mk
index 751b481..67ef4fd 100644
--- a/target/product/mini.mk
+++ b/target/product/mini.mk
@@ -64,7 +64,6 @@
     Shell \
     TelephonyProvider \
     UserDictionaryProvider \
-    abcc \
     apache-xml \
     audio \
     bouncycastle \
diff --git a/tools/droiddoc/templates-sdk/assets/css/default.css b/tools/droiddoc/templates-sdk/assets/css/default.css
index 0c12340..0120144 100644
--- a/tools/droiddoc/templates-sdk/assets/css/default.css
+++ b/tools/droiddoc/templates-sdk/assets/css/default.css
@@ -305,6 +305,8 @@
       position: absolute;
       top: 0;
       right: 0; }
+    #nav .nav-section-header.empty {
+      padding:0; }
     #nav .nav-section-header.empty:after {
       display: none; }
     /* nested nav headers */
@@ -338,7 +340,7 @@
       width: 34px;
       height: 34px; }
   #nav li.expanded li ul.tree-list-children {
-    padding:0;
+    padding: 0;
   }
   #nav li.expanded li ul.tree-list-children .tree-list-children {
     padding:0 0 0 10px;
@@ -2358,6 +2360,7 @@
 #jd-content img.toggle-content-img {
   margin:0 5px 5px 0;
 }
+
 div.toggle-content-toggleme {
   padding:0 0 0 15px;
 }
@@ -2443,6 +2446,167 @@
   background-position: -10px 0;
 }
 
+
+/* --------------------------------------------------------------------------
+Styles for samples project trees and code browsing in resources tab 
+*/
+
+#codesample-wrapper {
+  width:1000px;
+  overflow:visible;
+}
+pre#codesample-block {
+  float:left;
+  overflow:visible;
+  background:transparent;
+  border:none;
+}
+pre#codesample-block .code-line:hover {
+  background:#e7e7e7;
+}
+pre#codesample-line-numbers {
+  float:left;
+  width:2em;
+  background:transparent;
+  border:none;
+  border-right:1px solid #ccc;
+  padding-left:0;
+  font-family:monospace;
+  text-align:right;
+  -webkit-touch-callout: none;
+  -webkit-user-select: none;
+  -khtml-user-select: none;
+  -moz-user-select: -moz-none;
+  -ms-user-select: none;
+  user-select: none;
+}
+pre#codesample-line-numbers a {
+  color:#999;
+}
+pre#codesample-line-numbers.hidden {
+  display:none;
+}
+pre#codesample-block span.code-line {
+  width:100%;
+  display:inline-block;
+}
+
+.structure-dir {
+background-image:url(../../assets/images/folder.png);
+background-repeat:no-repeat;
+background-position:16px 2px;
+  margin:.25em 0 0 0;
+  padding:0 0 0 0;
+}
+
+.structure-toggleme {
+  margin:0 0 0 3em;
+  padding:0 0 0 0;
+  text-decoration:none;
+}
+
+.structure-java{
+background-image:url(../../assets/images/file-java.png);
+background-repeat:no-repeat;
+background-position:0px 2px;
+  margin:.3em 0 0 0;
+  padding:.3em 0 .3em 22px;
+}
+
+.structure-file {
+background-image:url(../../assets/images/file-generic.png);
+background-repeat:no-repeat;
+background-position:0px 2px;
+  margin:.3em 0 0 0;
+  padding:.3em 0 .3em 22px;
+}
+
+.structure-xml {
+background-image:url(../../assets/images/file-xml.png);
+background-repeat:no-repeat;
+background-position:0px 2px;
+  margin:.3em 0 0 0;
+  padding:.3em 0 .25em 22px;
+}
+
+.structure-img {
+background-image:url(../../assets/images/file-image.png);
+background-repeat:no-repeat;
+background-position:0px 2px;
+  margin:.3em 0 0 0;
+  padding:.3em 0 .25em 22px;
+}
+
+.structure-manifest {
+background-image:url(../../assets/images/file-manifest.png);
+background-repeat:no-repeat;
+  margin:.0 0 0 1.25em;
+  padding:0 0 0 22px;
+  text-decoration:none;
+}
+
+#jd-content .structure-toggle-img {
+  margin:.5em 0 0 0;
+padding-right:2.1em;
+}
+
+.dirInfo {
+  margin-left:2em;
+}
+
+.structure-dir a {
+  text-decoration:none;
+}
+
+.structure-manifest a {
+  text-decoration: none;
+}
+.structure-file a {
+  text-decoration: none;
+}
+
+.sampleEmbed {
+  background-color:rgb(249, 249, 249);
+}
+
+.sampleEmbed ol.lineNumbers {
+  list-style-type: decimal;
+  padding-left:1em;
+}
+
+.sampleEmbed ol.lineNumbers li {
+border-left:1px solid #ddd;
+border-right:1px solid #ddd;
+color:gray;
+background-color:#f7f7f7;
+margin:0 0 0 24px;
+padding: 2px 2px 2px 6px;
+}
+
+.sampleEmbed ol.lineNumbers li:hover {
+background: #efefef;
+}
+
+.samples-nav li a {
+  overflow: hidden;
+  text-overflow: ellipsis;
+  white-space: nowrap;
+}
+
+/* --------------------------------------------------------------------------
+Styles for raw formatted line numbers (not used with listformatted version)
+div.sampleLine div.lineNumber {
+  display: inline;
+}
+div.sampleLine div.lineCode {
+  display: inline;
+  padding-left:6px;
+}
+div.sampleLine {
+  padding:0;
+  margin:0;
+}*/
+
 /* --------------------------------------------------------------------------
 Butterbar
 */
@@ -2489,7 +2653,7 @@
 .caption {
   margin: 0.5em 0 2em 0;
   color: #000;
-  font-size: 11.5px;
+  font-size: 11.5px; 
 }
 
 .nolist {
@@ -2664,6 +2828,10 @@
   margin:0 0 20px 20px;
   border:1px solid #ddd;
 }
+a.notice-developers.wide,
+a.notice-designers.wide {
+  width:278px;
+}
 a.notice-developers div,
 a.notice-designers div {
   min-height:40px;
diff --git a/tools/droiddoc/templates-sdk/assets/images/file-generic.png b/tools/droiddoc/templates-sdk/assets/images/file-generic.png
new file mode 100644
index 0000000..1802457
--- /dev/null
+++ b/tools/droiddoc/templates-sdk/assets/images/file-generic.png
Binary files differ
diff --git a/tools/droiddoc/templates-sdk/assets/images/file-image.png b/tools/droiddoc/templates-sdk/assets/images/file-image.png
new file mode 100644
index 0000000..d3aec46
--- /dev/null
+++ b/tools/droiddoc/templates-sdk/assets/images/file-image.png
Binary files differ
diff --git a/tools/droiddoc/templates-sdk/assets/images/file-java.png b/tools/droiddoc/templates-sdk/assets/images/file-java.png
new file mode 100644
index 0000000..ec85e4b
--- /dev/null
+++ b/tools/droiddoc/templates-sdk/assets/images/file-java.png
Binary files differ
diff --git a/tools/droiddoc/templates-sdk/assets/images/file-manifest.png b/tools/droiddoc/templates-sdk/assets/images/file-manifest.png
new file mode 100644
index 0000000..332d066
--- /dev/null
+++ b/tools/droiddoc/templates-sdk/assets/images/file-manifest.png
Binary files differ
diff --git a/tools/droiddoc/templates-sdk/assets/images/file-xml.png b/tools/droiddoc/templates-sdk/assets/images/file-xml.png
new file mode 100644
index 0000000..3dd21b6
--- /dev/null
+++ b/tools/droiddoc/templates-sdk/assets/images/file-xml.png
Binary files differ
diff --git a/tools/droiddoc/templates-sdk/assets/images/folder.png b/tools/droiddoc/templates-sdk/assets/images/folder.png
new file mode 100644
index 0000000..44c6100
--- /dev/null
+++ b/tools/droiddoc/templates-sdk/assets/images/folder.png
Binary files differ
diff --git a/tools/droiddoc/templates-sdk/assets/js/docs.js b/tools/droiddoc/templates-sdk/assets/js/docs.js
index ba65e44..87cbcd3 100644
--- a/tools/droiddoc/templates-sdk/assets/js/docs.js
+++ b/tools/droiddoc/templates-sdk/assets/js/docs.js
@@ -11,7 +11,7 @@
 var basePath = getBaseUri(location.pathname);
 var SITE_ROOT = toRoot + basePath.substring(1,basePath.indexOf("/",1));
 var GOOGLE_DATA; // combined data for google service apis, used for search suggest
-  
+
 // Ensure that all ajax getScript() requests allow caching
 $.ajaxSetup({
   cache: true
@@ -59,10 +59,10 @@
       toggleFullscreen(false);
     }
   });
-  
+
   // initialize the divs with custom scrollbars
   $('.scroll-pane').jScrollPane( {verticalGutter:0} );
-  
+
   // add HRs below all H2s (except for a few other h2 variants)
   $('h2').not('#qv h2').not('#tb h2').not('.sidebox h2').not('#devdoc-nav h2').not('h2.norule').css({marginBottom:0}).after('<hr/>');
 
@@ -78,7 +78,7 @@
   });
 
   // Set up quicknav
-  var quicknav_open = false;  
+  var quicknav_open = false;
   $("#btn-quicknav").click(function() {
     if (quicknav_open) {
       $(this).removeClass('active');
@@ -90,20 +90,20 @@
       expand();
     }
   })
-  
+
   var expand = function() {
    $('#header-wrap').addClass('quicknav');
    $('#quicknav').stop().show().animate({opacity:'1'});
   }
-  
+
   var collapse = function() {
     $('#quicknav').stop().animate({opacity:'0'}, 100, function() {
       $(this).hide();
       $('#header-wrap').removeClass('quicknav');
     });
   }
-  
-  
+
+
   //Set up search
   $("#search_autocomplete").focus(function() {
     $("#search-container").addClass('active');
@@ -127,7 +127,7 @@
     }
   })
 
-    
+
   // prep nav expandos
   var pagePath = document.location.pathname;
   // account for intl docs by removing the intl/*/ path
@@ -188,6 +188,8 @@
       $("#nav-x li.tools a").addClass("selected");
     } else if ($("body").hasClass("google")) {
       $("#nav-x li.google a").addClass("selected");
+    } else if ($("body").hasClass("samples")) {
+      $("#nav-x li.samples a").addClass("selected");
     }
 
   // highlight Distribute tab
@@ -209,7 +211,7 @@
     // set up prev links
     var $prevLink = [];
     var $prevListItem = $selListItem.prev('li');
-    
+
     var crossBoundaries = ($("body.design").length > 0) || ($("body.guide").length > 0) ? true :
 false; // navigate across topic boundaries only in design docs
     if ($prevListItem.length) {
@@ -224,10 +226,10 @@
       // jump to this section's index page (if it exists)
       var $parentListItem = $selListItem.parents('li');
       $prevLink = $selListItem.parents('li').find('a');
-      
+
       // except if cross boundaries aren't allowed, and we're at the top of a section already
       // (and there's another parent)
-      if (!crossBoundaries && $parentListItem.hasClass('nav-section') 
+      if (!crossBoundaries && $parentListItem.hasClass('nav-section')
                            && $selListItem.hasClass('nav-section')) {
         $prevLink = [];
       }
@@ -238,7 +240,7 @@
     var startClass = false;
     var training = $(".next-class-link").length; // decides whether to provide "next class" link
     var isCrossingBoundary = false;
-    
+
     if ($selListItem.hasClass('nav-section')) {
       // we're on an index page, jump to the first topic
       $nextLink = $selListItem.find('ul:eq(0)').find('a:eq(0)');
@@ -251,7 +253,7 @@
         // then set the landing page "start link" text to be the first doc title
         $('.topic-start-link').text($nextLink.text().toUpperCase());
       }
-      
+
       // If the selected page has a description, then it's a class or article homepage
       if ($selListItem.find('a[description]').length) {
         // this means we're on a class landing page
@@ -273,7 +275,7 @@
     if (startClass) {
       $('.start-class-link').attr('href', $nextLink.attr('href')).removeClass("hide");
 
-      // if there's no training bar (below the start button), 
+      // if there's no training bar (below the start button),
       // then we need to add a bottom border to button
       if (!$("#tb").length) {
         $('.start-class-link').css({'border-bottom':'1px solid #DADADA'});
@@ -283,7 +285,7 @@
       $('.next-page-link').attr('href','')
                           .removeClass("hide").addClass("disabled")
                           .click(function() { return false; });
-     
+
       $('.next-class-link').attr('href',$nextLink.attr('href'))
                           .removeClass("hide").append($nextLink.html());
       $('.next-class-link').find('.new').empty();
@@ -298,7 +300,7 @@
       } else {
         $('.prev-page-link').attr('href', $prevLink.attr('href')).removeClass("hide");
       }
-    } 
+    }
 
     // If this is a training 'article', there should be no prev/next nav
     // ... if the grandparent is the "nav" ... and it has no child list items...
@@ -307,16 +309,16 @@
       $('.next-page-link,.prev-page-link').attr('href','').addClass("disabled")
                           .click(function() { return false; });
     }
-    
+
   }
-  
-  
-  
+
+
+
   // Set up the course landing pages for Training with class names and descriptions
   if ($('body.trainingcourse').length) {
     var $classLinks = $selListItem.find('ul li a').not('#nav .nav-section .nav-section ul a');
     var $classDescriptions = $classLinks.attr('description');
-    
+
     var $olClasses  = $('<ol class="class-list"></ol>');
     var $liClass;
     var $imgIcon;
@@ -328,18 +330,20 @@
       $liClass  = $('<li></li>');
       $h2Title  = $('<a class="title" href="'+$(this).attr('href')+'"><h2>' + $(this).html()+'</h2><span></span></a>');
       $pSummary = $('<p class="description">' + $(this).attr('description') + '</p>');
-      
+
       $olLessons  = $('<ol class="lesson-list"></ol>');
-      
+
       $lessons = $(this).closest('li').find('ul li a');
-      
+
       if ($lessons.length) {
-        $imgIcon = $('<img src="'+toRoot+'assets/images/resource-tutorial.png" alt=""/>');
+        $imgIcon = $('<img src="'+toRoot+'assets/images/resource-tutorial.png" '
+            + ' width="64" height="64" alt=""/>');
         $lessons.each(function(index) {
           $olLessons.append('<li><a href="'+$(this).attr('href')+'">' + $(this).html()+'</a></li>');
         });
       } else {
-        $imgIcon = $('<img src="'+toRoot+'assets/images/resource-article.png" alt=""/>');
+        $imgIcon = $('<img src="'+toRoot+'assets/images/resource-article.png" '
+            + ' width="64" height="64" alt=""/>');
         $pSummary.addClass('article');
       }
 
@@ -349,36 +353,10 @@
     $('.jd-descr').append($olClasses);
   }
 
-
-
-
   // Set up expand/collapse behavior
-  $('#nav li.nav-section .nav-section-header').click(function() {
-    var section = $(this).closest('li.nav-section');
-    if (section.hasClass('expanded')) {
-    /* hide me */
-    //  if (section.hasClass('selected') || section.find('li').hasClass('selected')) {
-   //   /* but not if myself or my descendents are selected */
-   //     return;
-    //  }
-      section.children('ul').slideUp(250, function() {
-        section.closest('li').removeClass('expanded');
-        resizeNav();
-      });
-    } else {
-    /* show me */
-      // first hide all other siblings
-      var $others = $('li.nav-section.expanded', $(this).closest('ul'));
-      $others.removeClass('expanded').children('ul').slideUp(250);
-      
-      // now expand me
-      section.closest('li').addClass('expanded');
-      section.children('ul').slideDown(250, function() {
-        resizeNav();
-      });
-    }
-  });
-  
+  initExpandableNavItems("#nav");
+
+
   $(".scroll-pane").scroll(function(event) {
       event.preventDefault();
       return false;
@@ -410,10 +388,10 @@
       // from a scrollable div and so there's no need to make adjustments to our layout
       return;
     }
-    var scrollTop = $(window).scrollTop();    
+    var scrollTop = $(window).scrollTop();
     var headerHeight = $('#header').outerHeight();
     var subheaderHeight = $('#nav-x').outerHeight();
-    var searchResultHeight = $('#searchResults').is(":visible") ? 
+    var searchResultHeight = $('#searchResults').is(":visible") ?
                              $('#searchResults').outerHeight() : 0;
     var totalHeaderHeight = headerHeight + subheaderHeight + searchResultHeight;
     // we set the navbar fixed when the scroll position is beyond the height of the site header...
@@ -423,20 +401,20 @@
     if ($("#doc-col").height() < $("#side-nav").height()) {
       navBarShouldBeFixed = false;
     }
-   
+
     var scrollLeft = $(window).scrollLeft();
     // When the sidenav is fixed and user scrolls horizontally, reposition the sidenav to match
     if (navBarIsFixed && (scrollLeft != prevScrollLeft)) {
       updateSideNavPosition();
       prevScrollLeft = scrollLeft;
     }
-    
-    // Don't continue if the header is sufficently far away 
+
+    // Don't continue if the header is sufficently far away
     // (to avoid intensive resizing that slows scrolling)
     if (navBarIsFixed && navBarShouldBeFixed) {
       return;
     }
-    
+
     if (navBarIsFixed != navBarShouldBeFixed) {
       if (navBarShouldBeFixed) {
         // make it fixed
@@ -447,7 +425,7 @@
             .prependTo('#body-content');
         // add neato "back to top" button
         $('#devdoc-nav a.totop').css({'display':'block','width':$("#nav").innerWidth()+'px'});
-        
+
         // update the sidenaav position for side scrolling
         updateSideNavPosition();
       } else {
@@ -459,25 +437,18 @@
         $('#devdoc-nav a.totop').hide();
       }
       navBarIsFixed = navBarShouldBeFixed;
-    } 
-    
+    }
+
     resizeNav(250); // pass true in order to delay the scrollbar re-initialization for performance
   });
 
-  
+
   var navBarLeftPos;
   if ($('#devdoc-nav').length) {
     setNavBarLeftPos();
   }
 
 
-  // Stop expand/collapse behavior when clicking on nav section links (since we're navigating away
-  // from the page)
-  $('.nav-section-header').find('a:eq(0)').click(function(evt) {
-    window.location.href = $(this).attr('href');
-    return false;
-  });
-
   // Set up play-on-hover <video> tags.
   $('video.play-on-hover').bind('click', function(){
     $(this).get(0).load(); // in case the video isn't seekable
@@ -527,16 +498,16 @@
   var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(po, s);
 
 
-  // Revise the sidenav widths to make room for the scrollbar 
+  // Revise the sidenav widths to make room for the scrollbar
   // which avoids the visible width from changing each time the bar appears
   var $sidenav = $("#side-nav");
   var sidenav_width = parseInt($sidenav.innerWidth());
-    
+
   $("#devdoc-nav  #nav").css("width", sidenav_width - 4 + "px"); // 4px is scrollbar width
 
 
   $(".scroll-pane").removeAttr("tabindex"); // get rid of tabindex added by jscroller
-  
+
   if ($(".scroll-pane").length > 1) {
     // Check if there's a user preference for the panel heights
     var cookieHeight = readCookie("reference_height");
@@ -544,7 +515,7 @@
       restoreHeight(cookieHeight);
     }
   }
-  
+
   resizeNav();
 
   /* init the language selector based on user cookie for lang */
@@ -582,6 +553,40 @@
 // END of the onload event
 
 
+function initExpandableNavItems(rootTag) {
+  $(rootTag + ' li.nav-section .nav-section-header').click(function() {
+    var section = $(this).closest('li.nav-section');
+    if (section.hasClass('expanded')) {
+    /* hide me and descendants */
+      section.find('ul').slideUp(250, function() {
+        // remove 'expanded' class from my section and any children
+        section.closest('li').removeClass('expanded');
+        $('li.nav-section', section).removeClass('expanded');
+        resizeNav();
+      });
+    } else {
+    /* show me */
+      // first hide all other siblings
+      var $others = $('li.nav-section.expanded', $(this).closest('ul'));
+      $others.removeClass('expanded').children('ul').slideUp(250);
+
+      // now expand me
+      section.closest('li').addClass('expanded');
+      section.children('ul').slideDown(250, function() {
+        resizeNav();
+      });
+    }
+  });
+
+  // Stop expand/collapse behavior when clicking on nav section links
+  // (since we're navigating away from the page)
+  // This selector captures the first instance of <a>, but not those with "#" as the href.
+  $('.nav-section-header').find('a:eq(0)').not('a[href="#"]').click(function(evt) {
+    window.location.href = $(this).attr('href');
+    return false;
+  });
+}
+
 function highlightSidenav() {
   // select current page in sidenav and header, and set up prev/next links if they exist
   var $selNavLink = $('#nav').find('a[href="' + mPagePath + '"]');
@@ -591,7 +596,7 @@
     // Find this page's <li> in sidenav and set selected
     $selListItem = $selNavLink.closest('li');
     $selListItem.addClass('selected');
-    
+
     // Traverse up the tree and expand all parent nav-sections
     $selNavLink.parents('li.nav-section').each(function() {
       $(this).addClass('expanded');
@@ -637,13 +642,6 @@
   $('#devdoc-nav').css({left: -newLeft});
   $('#devdoc-nav .totop').css({left: -(newLeft - parseInt($('#side-nav').css('margin-left')))});
 }
-  
-
-
-
-
-
-
 
 // TODO: use $(document).ready instead
 function addLoadEvent(newfun) {
@@ -668,10 +666,10 @@
 }
 
 
-addLoadEvent( function() {
+$(document).ready(function() {
   $("pre:not(.no-pretty-print)").addClass("prettyprint");
   prettyPrint();
-} );
+});
 
 
 
@@ -682,7 +680,7 @@
   var $nav = $("#devdoc-nav");
   var $window = $(window);
   var navHeight;
-  
+
   // Get the height of entire window and the total header height.
   // Then figure out based on scroll position whether the header is visible
   var windowHeight = $window.height();
@@ -690,12 +688,12 @@
   var headerHeight = $('#header').outerHeight();
   var subheaderHeight = $('#nav-x').outerHeight();
   var headerVisible = (scrollTop < (headerHeight + subheaderHeight));
-  
-  // get the height of space between nav and top of window. 
+
+  // get the height of space between nav and top of window.
   // Could be either margin or top position, depending on whether the nav is fixed.
-  var topMargin = (parseInt($nav.css('margin-top')) || parseInt($nav.css('top'))) + 1; 
+  var topMargin = (parseInt($nav.css('margin-top')) || parseInt($nav.css('top'))) + 1;
   // add 1 for the #side-nav bottom margin
-  
+
   // Depending on whether the header is visible, set the side nav's height.
   if (headerVisible) {
     // The sidenav height grows as the header goes off screen
@@ -704,44 +702,44 @@
     // Once header is off screen, the nav height is almost full window height
     navHeight = windowHeight - topMargin;
   }
-  
-  
-  
+
+
+
   $scrollPanes = $(".scroll-pane");
   if ($scrollPanes.length > 1) {
     // subtract the height of the api level widget and nav swapper from the available nav height
     navHeight -= ($('#api-nav-header').outerHeight(true) + $('#nav-swap').outerHeight(true));
-    
+
     $("#swapper").css({height:navHeight + "px"});
     if ($("#nav-tree").is(":visible")) {
       $("#nav-tree").css({height:navHeight});
     }
-    
-    var classesHeight = navHeight - parseInt($("#resize-packages-nav").css("height")) - 10 + "px"; 
+
+    var classesHeight = navHeight - parseInt($("#resize-packages-nav").css("height")) - 10 + "px";
     //subtract 10px to account for drag bar
-    
-    // if the window becomes small enough to make the class panel height 0, 
+
+    // if the window becomes small enough to make the class panel height 0,
     // then the package panel should begin to shrink
     if (parseInt(classesHeight) <= 0) {
       $("#resize-packages-nav").css({height:navHeight - 10}); //subtract 10px for drag bar
       $("#packages-nav").css({height:navHeight - 10});
     }
-    
+
     $("#classes-nav").css({'height':classesHeight, 'margin-top':'10px'});
     $("#classes-nav .jspContainer").css({height:classesHeight});
-    
-    
+
+
   } else {
     $nav.height(navHeight);
   }
-  
+
   if (delay) {
     updateFromResize = true;
     delayedReInitScrollbars(delay);
   } else {
     reInitScrollbars();
   }
-  
+
 }
 
 var updateScrollbars = false;
@@ -760,7 +758,7 @@
     updateFromResize = false;
     return;
   }
-  
+
   // We're scheduled for an update and the update request came from this method's setTimeout
   if (updateScrollbars && !updateFromResize) {
     reInitScrollbars();
@@ -778,7 +776,7 @@
     var api = $(this).data('jsp');
     if (!api) { setTimeout(reInitScrollbars,300); return;}
     api.reinitialise( {verticalGutter:0} );
-  });  
+  });
   $(".scroll-pane").removeAttr("tabindex"); // get rid of tabindex added by jscroller
 }
 
@@ -809,7 +807,7 @@
 
 
 
-/** Scroll the jScrollPane to make the currently selected item visible 
+/** Scroll the jScrollPane to make the currently selected item visible
     This is called when the page finished loading. */
 function scrollIntoView(nav) {
   var $nav = $("#"+nav);
@@ -818,13 +816,17 @@
 
   if ($nav.is(':visible')) {
     var $selected = $(".selected", $nav);
-    if ($selected.length == 0) return;
-    
-    var selectedOffset = $selected.position().top;
-    if (selectedOffset + 90 > $nav.height()) {  // add 90 so that we scroll up even 
-                                                // if the current item is close to the bottom
-      api.scrollTo(0, selectedOffset - ($nav.height() / 4), false); // scroll the item into view
-                                                              // to be 1/4 of the way from the top
+    if ($selected.length == 0) {
+      // If no selected item found, exit
+      return;
+    }
+    // get the selected item's offset from its container nav by measuring the item's offset
+    // relative to the document then subtract the container nav's offset relative to the document
+    var selectedOffset = $selected.offset().top - $nav.offset().top;
+    if (selectedOffset > $nav.height() * .8) { // multiply nav height by .8 so we move up the item
+                                               // if it's more than 80% down the nav
+      // scroll the item up by an amount equal to 80% the container nav's height
+      api.scrollTo(0, selectedOffset - ($nav.height() * .8), false);
     }
   }
 }
@@ -873,7 +875,7 @@
     date.setTime(date.getTime()+(10*365*24*60*60*1000)); // default expiration is one week
     expiration = date.toGMTString();
   }
-  var cookieValue = cookie_namespace + section + cookie + "=" + val 
+  var cookieValue = cookie_namespace + section + cookie + "=" + val
                     + "; expires=" + expiration+"; path=/";
   document.cookie = cookieValue;
 }
@@ -1012,7 +1014,7 @@
   $("#panel-link").toggle();
   $("#nav-tree").toggle();
   $("#tree-link").toggle();
-  
+
   resizeNav();
 
   // Gross nasty hack to make tree view show up upon first swap by setting height manually
@@ -1020,7 +1022,7 @@
       .css({'height':$("#nav-tree .jspContainer .jspPane").height() +'px'});
   // Another nasty hack to make the scrollbar appear now that we have height
   resizeNav();
-  
+
   if ($("#nav-tree").is(':visible')) {
     scrollIntoView("nav-tree");
   } else {
@@ -1075,7 +1077,7 @@
 
 function changeLangPref(lang, submit) {
   var date = new Date();
-  expires = date.toGMTString(date.setTime(date.getTime()+(10*365*24*60*60*1000))); 
+  expires = date.toGMTString(date.setTime(date.getTime()+(10*365*24*60*60*1000)));
   // keep this for 50 years
   //alert("expires: " + expires)
   writeCookie("pref_lang", lang, null, expires);
@@ -1120,19 +1122,21 @@
 /* Used to hide and reveal supplemental content, such as long code samples.
    See the companion CSS in android-developer-docs.css */
 function toggleContent(obj) {
-  var div = $(obj.parentNode.parentNode);
-  var toggleMe = $(".toggle-content-toggleme",div);
+  var div = $(obj).closest(".toggle-content");
+  var toggleMe = $(".toggle-content-toggleme:eq(0)",div);
   if (div.hasClass("closed")) { // if it's closed, open it
     toggleMe.slideDown();
-    $(".toggle-content-text", obj).toggle();
+    $(".toggle-content-text:eq(0)", obj).toggle();
     div.removeClass("closed").addClass("open");
-    $(".toggle-content-img", div).attr("title", "hide").attr("src", toRoot 
+    $(".toggle-content-img:eq(0)", div).attr("title", "hide").attr("src", toRoot
                   + "assets/images/triangle-opened.png");
   } else { // if it's open, close it
     toggleMe.slideUp('fast', function() {  // Wait until the animation is done before closing arrow
-      $(".toggle-content-text", obj).toggle();
+      $(".toggle-content-text:eq(0)", obj).toggle();
       div.removeClass("open").addClass("closed");
-      $(".toggle-content-img", div).attr("title", "show").attr("src", toRoot 
+      div.find(".toggle-content").removeClass("open").addClass("closed")
+              .find(".toggle-content-toggleme").hide();
+      $(".toggle-content-img", div).attr("title", "show").attr("src", toRoot
                   + "assets/images/triangle-closed.png");
     });
   }
@@ -1160,7 +1164,7 @@
 
 
 
-/*    
+/*
  *  Slideshow 1.0
  *  Used on /index.html and /develop/index.html for carousel
  *
@@ -1201,7 +1205,7 @@
 
  (function($) {
  $.fn.dacSlideshow = function(o) {
-     
+
      //Options - see above
      o = $.extend({
          btnPrev:   null,
@@ -1216,8 +1220,8 @@
          pagination: true
 
      }, o || {});
-     
-     //Set up a carousel for each 
+
+     //Set up a carousel for each
      return this.each(function() {
 
          var running = false;
@@ -1226,7 +1230,7 @@
          var div = $(this);
          var ul = $("ul", div);
          var tLi = $("li", ul);
-         var tl = tLi.size(); 
+         var tl = tLi.size();
          var timer = null;
 
          var li = $("li", ul);
@@ -1245,7 +1249,7 @@
          ul.css(sizeCss, ulSize+"px").css(animCss, -(curr*liSize));
 
          div.css(sizeCss, divSize+"px");
-         
+
          //Pagination
          if (o.pagination) {
              var pagination = $("<div class='pagination'></div>");
@@ -1263,7 +1267,7 @@
                 div.append(pagination);
              }
          }
-         
+
          //Previous button
          if(o.btnPrev)
              $(o.btnPrev).click(function(e) {
@@ -1288,18 +1292,18 @@
                      pauseRotateTimer();
                  }
              });
-         
+
          //Auto rotation
          if(o.auto) startRotateTimer();
-             
+
          function startRotateTimer() {
              clearInterval(timer);
              timer = setInterval(function() {
                   if (curr == tl-1) {
                     go(0);
                   } else {
-                    go(curr+o.scroll);  
-                  } 
+                    go(curr+o.scroll);
+                  }
               }, o.autoTime);
              $(o.btnPause).removeClass('paused');
          }
@@ -1337,11 +1341,11 @@
                     []
                   ).addClass("disabled");
 
-                 
+
                  var nav_items = $('li', pagination);
                  nav_items.removeClass('active');
                  nav_items.eq(to).addClass('active');
-                 
+
 
              }
              if(o.auto) startRotateTimer();
@@ -1363,7 +1367,7 @@
  })(jQuery);
 
 
-/*  
+/*
  *  dacSlideshow 1.0
  *  Used on develop/index.html for side-sliding tabs
  *
@@ -1402,7 +1406,7 @@
  */
  (function($) {
  $.fn.dacTabbedList = function(o) {
-     
+
      //Options - see above
      o = $.extend({
          speed : 250,
@@ -1410,8 +1414,8 @@
          nav_id: null,
          frame_id: null
      }, o || {});
-     
-     //Set up a carousel for each 
+
+     //Set up a carousel for each
      return this.each(function() {
 
          var curr = 0;
@@ -1419,17 +1423,17 @@
          var animCss = "margin-left";
          var sizeCss = "width";
          var div = $(this);
-         
+
          var nav = $(o.nav_id, div);
          var nav_li = $("li", nav);
-         var nav_size = nav_li.size(); 
+         var nav_size = nav_li.size();
          var frame = div.find(o.frame_id);
          var content_width = $(frame).find('ul').width();
          //Buttons
          $(nav_li).click(function(e) {
            go($(nav_li).index($(this)));
          })
-         
+
          //Go to an item
          function go(to) {
              if(!running) {
@@ -1442,10 +1446,10 @@
                      }
                  );
 
-                 
+
                  nav_li.removeClass('active');
                  nav_li.eq(to).addClass('active');
-                 
+
 
              }
              return false;
@@ -1652,7 +1656,7 @@
   * otherwise invokes search suggestions on key-up event.
   * @param e       The JS event
   * @param kd      True if the event is key-down
-  * @param toroot  A string for the site's root path 
+  * @param toroot  A string for the site's root path
   * @returns       True if the event should bubble up
   */
 function search_changed(e, kd, toroot)
@@ -1746,7 +1750,7 @@
         if ($($("li", $selectedUl)[gSelectedIndex]).hasClass("header")) {
           gSelectedIndex++;
         }
-        // set item selected       
+        // set item selected
         $('li:nth-child('+(gSelectedIndex+1)+')', $selectedUl).addClass('jd-selected');
         return false;
       }
@@ -1764,7 +1768,7 @@
         if ($($("li", $selectedUl)[gSelectedIndex]).hasClass("header")) {
           gSelectedIndex++;
         }
-        // set item selected       
+        // set item selected
         $('li:nth-child('+(gSelectedIndex+1)+')', $selectedUl).addClass('jd-selected');
         return false;
       }
@@ -1995,7 +1999,7 @@
 
 function search_focus_changed(obj, focused)
 {
-    if (!focused) {     
+    if (!focused) {
         if(obj.value == ""){
           $(".search .close").addClass("hide");
         }
@@ -2016,9 +2020,9 @@
   $("#searchResults").slideUp();
   $(".search .close").addClass("hide");
   location.hash = '';
-  
+
   $("#search_autocomplete").val("").blur();
-  
+
   // reset the ajax search callback to nothing, so results don't appear unless ENTER
   searchControl.setSearchStartingCallback(this, function(control, searcher, query) {});
 
@@ -2176,10 +2180,10 @@
       setTimeout(function() {
         // remove any residual page numbers
         $('#searchResults .gsc-tabsArea .gsc-cursor-box.gs-bidi-start-align').remove();
-        // move the page numbers to the left position; make a clone, 
+        // move the page numbers to the left position; make a clone,
         // because the element is drawn to the DOM only once
-        // and because we're going to remove it (previous line), 
-        // we need it to be available to move again as the user navigates 
+        // and because we're going to remove it (previous line),
+        // we need it to be available to move again as the user navigates
         $('#searchResults .gsc-webResult .gsc-cursor-box.gs-bidi-start-align:visible')
                         .clone().appendTo('#searchResults .gsc-tabsArea');
         }, 200);
@@ -2224,10 +2228,10 @@
 /* ######################################################## */
 
 /* Initialize some droiddoc stuff, but only if we're in the reference */
-if (location.pathname.indexOf("/reference")) {
-  if(!location.pathname.indexOf("/reference-gms/packages.html")
-    && !location.pathname.indexOf("/reference-gcm/packages.html")
-    && !location.pathname.indexOf("/reference/com/google") == 0) {
+if (location.pathname.indexOf("/reference") == 0) {
+  if(!(location.pathname.indexOf("/reference-gms/packages.html") == 0)
+    && !(location.pathname.indexOf("/reference-gcm/packages.html") == 0)
+    && !(location.pathname.indexOf("/reference/com/google") == 0)) {
     $(document).ready(function() {
       // init available apis based on user pref
       changeApiLevel();
@@ -2241,22 +2245,22 @@
 var maxLevel = 1;
 
 /******* SIDENAV DIMENSIONS ************/
-  
+
   function initSidenavHeightResize() {
     // Change the drag bar size to nicely fit the scrollbar positions
     var $dragBar = $(".ui-resizable-s");
     $dragBar.css({'width': $dragBar.parent().width() - 5 + "px"});
-    
-    $( "#resize-packages-nav" ).resizable({ 
+
+    $( "#resize-packages-nav" ).resizable({
       containment: "#nav-panels",
       handles: "s",
       alsoResize: "#packages-nav",
       resize: function(event, ui) { resizeNav(); }, /* resize the nav while dragging */
       stop: function(event, ui) { saveNavPanels(); } /* once stopped, save the sizes to cookie  */
       });
-          
+
   }
-  
+
 function updateSidenavFixedWidth() {
   if (!navBarIsFixed) return;
   $('#devdoc-nav').css({
@@ -2264,7 +2268,7 @@
     'margin' : $('#side-nav').css('margin')
   });
   $('#devdoc-nav a.totop').css({'display':'block','width':$("#nav").innerWidth()+'px'});
-  
+
   initSidenavHeightResize();
 }
 
@@ -2275,7 +2279,7 @@
     'margin' : $('#side-nav').css('margin')
   });
   $('#devdoc-nav .totop').css({'left': 'inherit'});
-  
+
   initSidenavHeightResize();
 }
 
@@ -2359,7 +2363,7 @@
     if (apiLevelNum > selectedLevelNum) {
       obj.addClass("absent").attr("title","Requires API Level \""
             + apiLevel + "\" or higher");
-    } 
+    }
     else obj.removeClass("absent").removeAttr("title");
   });
 }
@@ -2428,7 +2432,7 @@
       node.expanded = false;
     }
   }
-  
+
 
   node.children_ul = null;
   node.get_children_ul = function() {
@@ -2456,7 +2460,7 @@
       get_node(me, node);
       if ($(node.label_div).hasClass("absent")) {
         $(node.get_children_ul()).addClass("absent");
-      } 
+      }
       $(node.get_children_ul()).slideDown("fast");
     }
     node.plus_img.src = me.toroot + "assets/images/triangle-opened-small.png";
@@ -2532,7 +2536,7 @@
           init_navtree("tree-list", toroot, NAVTREE_DATA);
       }
   });
-  
+
   // perform api level toggling because because the whole tree is new to the DOM
   var selectedLevel = $("#apiLevelSelector option:selected").val();
   toggleVisisbleApis(selectedLevel, "#side-nav");
@@ -2571,6 +2575,13 @@
   }
 }
 
+
+
+
+
+
+
+
 /* TODO: eliminate redundancy with non-google functions */
 function init_google_navtree(navtree_id, toroot, root_nodes)
 {
@@ -2599,8 +2610,8 @@
   node.depth = mom.depth + 1;
   node.get_children_ul = function() {
       if (!node.children_ul) {
-        node.children_ul = document.createElement("ul"); 
-        node.children_ul.className = "tree-list-children"; 
+        node.children_ul = document.createElement("ul");
+        node.children_ul.className = "tree-list-children";
         node.li.appendChild(node.children_ul);
       }
       return node.children_ul;
@@ -2608,8 +2619,8 @@
   node.li = document.createElement("li");
 
   mom.get_children_ul().appendChild(node.li);
-  
-  
+
+
   if(link) {
     child = document.createElement("a");
 
@@ -2622,7 +2633,7 @@
   if (children_data != null) {
     node.li.className="nav-section";
     node.label_div = document.createElement("div");
-    node.label_div.className = "nav-section-header-ref";  
+    node.label_div.className = "nav-section-header-ref";
     node.li.appendChild(node.label_div);
     get_google_node(me, node);
     node.label_div.appendChild(child);
@@ -2656,6 +2667,67 @@
           node_data[2], node_data[3]);
   }
 }
+
+
+
+
+
+
+/****** NEW version of script to build google and sample navs dynamically ******/
+// TODO: update Google reference docs to tolerate this new implementation
+
+function init_google_navtree2(navtree_id, data)
+{
+  var $containerUl = $("#"+navtree_id);
+  var linkText;
+  for (var i in data) {
+    var node_data = data[i];
+    $containerUl.append(new_google_node2(node_data));
+  }
+
+  initExpandableNavItems("#"+navtree_id);
+}
+
+function new_google_node2(node_data)
+{
+  var linkText = node_data[0];
+  if(linkText.match("^"+"com.google.android")=="com.google.android"){
+    linkText = linkText.substr(19, linkText.length);
+  }
+  var $li = $('<li>');
+  var $a;
+  if (node_data[1] != null) {
+    $a = $('<a href="' + toRoot + node_data[1] + '">' + linkText + '</a>');
+  } else {
+    $a = $('<a href="#" onclick="return false;">' + linkText + '/</a>');
+  }
+  var $childUl = $('<ul>');
+  if (node_data[2] != null) {
+    $li.addClass("nav-section");
+    $a = $('<div class="nav-section-header">').append($a);
+    if (node_data[1] == null) $a.addClass('empty');
+
+    for (var i in node_data[2]) {
+      var child_node_data = node_data[2][i];
+      $childUl.append(new_google_node2(child_node_data));
+    }
+    $li.append($childUl);
+  }
+  $li.prepend($a);
+
+  return $li;
+}
+
+
+
+
+
+
+
+
+
+
+
 function showGoogleRefTree() {
   init_default_google_navtree(toRoot);
   init_default_gcm_navtree(toRoot);
@@ -2685,6 +2757,22 @@
   });
 }
 
+function showSamplesRefTree() {
+  init_default_samples_navtree(toRoot);
+}
+
+function init_default_samples_navtree(toroot) {
+  // load json file for navtree data
+  $.getScript(toRoot + 'samples_navtree_data.js', function(data, textStatus, jqxhr) {
+      // when the file is loaded, initialize the tree
+      if(jqxhr.status === 200) {
+          init_google_navtree2("nav.samples-nav", SAMPLES_NAVTREE_DATA);
+          highlightSidenav();
+          resizeNav();
+      }
+  });
+}
+
 /* TOGGLE INHERITED MEMBERS */
 
 /* Toggle an inherited class (arrow toggle)
@@ -2778,3 +2866,62 @@
     ensureAllInheritedExpanded();
   }
 });
+
+
+
+
+
+
+/* On-demand functions */
+
+/** Move sample code line numbers out of PRE block and into non-copyable column */
+function initCodeLineNumbers() {
+  var numbers = $("#codesample-block a.number");
+  if (numbers.length) {
+    $("#codesample-line-numbers").removeClass("hidden").append(numbers);
+  }
+
+  $(document).ready(function() {
+    // select entire line when clicked
+    $("span.code-line").click(function() {
+      if (!shifted) {
+        selectText(this);
+      }
+    });
+    // invoke line link on double click
+    $(".code-line").dblclick(function() {
+      document.location.hash = $(this).attr('id');
+    });
+    // highlight the line when hovering on the number
+    $("#codesample-line-numbers a.number").mouseover(function() {
+      var id = $(this).attr('href');
+      $(id).css('background','#e7e7e7');
+    });
+    $("#codesample-line-numbers a.number").mouseout(function() {
+      var id = $(this).attr('href');
+      $(id).css('background','none');
+    });
+  });
+}
+
+// create SHIFT key binder to avoid the selectText method when selecting multiple lines
+var shifted = false;
+$(document).bind('keyup keydown', function(e){shifted = e.shiftKey; return true;} );
+
+// courtesy of jasonedelman.com
+function selectText(element) {
+    var doc = document
+        , range, selection
+    ;
+    if (doc.body.createTextRange) { //ms
+        range = doc.body.createTextRange();
+        range.moveToElementText(element);
+        range.select();
+    } else if (window.getSelection) { //all others
+        selection = window.getSelection();        
+        range = doc.createRange();
+        range.selectNodeContents(element);
+        selection.removeAllRanges();
+        selection.addRange(range);
+    }
+}
diff --git a/tools/droiddoc/templates-sdk/components/masthead.cs b/tools/droiddoc/templates-sdk/components/masthead.cs
index 4f3273c..f3eb401 100644
--- a/tools/droiddoc/templates-sdk/components/masthead.cs
+++ b/tools/droiddoc/templates-sdk/components/masthead.cs
@@ -188,6 +188,10 @@
                         </li>
                         <li><a href="<?cs var:toroot ?>google/index.html">Google Services</a>
                         </li>
+                        <?cs if:android.hasSamples ?>
+                          <li><a href="<?cs var:toroot ?>samples/index.html">Samples</a>
+                          </li>
+                        <?cs /if ?>
                       </ul>
                     </li>
                     <li class="distribute last">
@@ -214,7 +218,7 @@
   </div>
     
     
-  <?cs if:training || guide || reference || tools || develop || google ?>
+  <?cs if:training || guide || reference || tools || develop || google || samples ?>
     <!-- Secondary x-nav -->
     <div id="nav-x">
         <div class="wrap">
@@ -254,6 +258,11 @@
                 <li class="google"><a href="<?cs var:toroot ?>google/index.html"
                   >Google Services</a>
                 </li>
+                <?cs if:android.hasSamples ?>
+                  <li class="samples"><a href="<?cs var:toroot ?>samples/index.html"
+                    >Samples</a>
+                  </li>
+                <?cs /if ?>
             </ul>
         </div>
         
diff --git a/tools/droiddoc/templates-sdk/customizations.cs b/tools/droiddoc/templates-sdk/customizations.cs
index 33edbde..985f059 100644
--- a/tools/droiddoc/templates-sdk/customizations.cs
+++ b/tools/droiddoc/templates-sdk/customizations.cs
@@ -135,6 +135,30 @@
 <?cs /def ?>
 
 <?cs
+def:samples_nav() ?>
+  <div class="wrap clearfix" id="body-content">
+    <div class="col-4" id="side-nav" itemscope itemtype="http://schema.org/SiteNavigationElement">
+      <div id="devdoc-nav" class="scroll-pane">
+<a class="totop" href="#top" data-g-event="left-nav-top">to top</a>
+
+<?cs
+        include:"../../../../frameworks/base/docs/html/samples/samples_toc.cs" ?>
+
+
+      </div>
+      <script type="text/javascript">
+       showSamplesRefTree();
+
+      </script>
+    </div> <!-- end side-nav -->
+    <script>
+      $(document).ready(function() {
+        scrollIntoView("devdoc-nav");
+        });
+    </script>
+<?cs /def ?>
+
+<?cs
 def:google_nav() ?>
   <div class="wrap clearfix" id="body-content">
     <div class="col-4" id="side-nav" itemscope itemtype="http://schema.org/SiteNavigationElement">
@@ -177,28 +201,7 @@
         });
     </script>
 <?cs /def ?>
-<?cs
-def:dist_more_nav() ?>
-  <div class="wrap clearfix" id="body-content">
-    <div class="col-4" id="side-nav" itemscope itemtype="http://schema.org/SiteNavigationElement">
-      <div id="devdoc-nav" class="scroll-pane">
-<a class="totop" href="#top" data-g-event="left-nav-top">to top</a>
 
-
-<?cs 
-        include:"../../../../frameworks/base/docs/html/distribute/more/more_toc.cs" ?>
-        
-
-      </div>
-    </div> <!-- end side-nav -->
-    <script>
-      $(document).ready(function() {
-        scrollIntoView("devdoc-nav");
-        });
-    </script>
-:
-
-<?cs /def ?>
 <?cs # The default side navigation for the reference docs ?><?cs 
 def:default_left_nav() ?>
 <?cs if:reference.gcm || reference.gms ?>
@@ -322,6 +325,8 @@
     call:tools_nav() ?><?cs
   elif:google ?><?cs 
     call:google_nav() ?><?cs 
+  elif:samples ?><?cs
+    call:samples_nav() ?><?cs
   elif:more ?><?cs 
     call:dist_more_nav() ?><?cs
   elif:distribute ?><?cs 
diff --git a/tools/droiddoc/templates-sdk/docpage.cs b/tools/droiddoc/templates-sdk/docpage.cs
index 90e663b..6faac04 100644
--- a/tools/droiddoc/templates-sdk/docpage.cs
+++ b/tools/droiddoc/templates-sdk/docpage.cs
@@ -3,7 +3,7 @@
 <html<?cs if:devsite ?> devsite<?cs /if ?>>
 <?cs include:"head_tag.cs" ?>
 <body class="gc-documentation <?cs if:(google || reference.gms || reference.gcm) ?>google<?cs /if ?>
-  <?cs if:(guide||develop||training||reference||tools||sdk) ?>develop<?cs if:guide ?> guide<?cs /if ?><?cs
+  <?cs if:(guide||develop||training||reference||tools||sdk||samples) ?>develop<?cs if:guide ?> guide<?cs /if ?><?cs if:samples ?> samples<?cs /if ?><?cs
   elif:about ?>about<?cs
   elif:design ?>design<?cs
   elif:distribute ?>distribute<?cs
@@ -130,7 +130,7 @@
         </div>
         <?cs if:!fullscreen ?>
         <div class="paging-links layout-content-col col-4">
-          <?cs if:(design||training||guide||walkthru) && !page.landing && !page.trainingcourse && !footer.hide ?>
+          <?cs if:(design||training||walkthru) && !page.landing && !page.trainingcourse && !footer.hide ?>
             <a href="#" class="prev-page-link hide"
                 zh-tw-lang="上一堂課"
                 zh-cn-lang="上一课"
diff --git a/tools/droiddoc/templates-sdk/head_tag.cs b/tools/droiddoc/templates-sdk/head_tag.cs
index 9778389..37f1b37 100644
--- a/tools/droiddoc/templates-sdk/head_tag.cs
+++ b/tools/droiddoc/templates-sdk/head_tag.cs
@@ -2,7 +2,7 @@
 <?cs ####### If building devsite, add some meta data needed for when generating the top nav ######### ?>
 <?cs
   if:devsite ?><?cs
-    if:guide||develop||training||reference||tools||sdk||google
+    if:guide||develop||training||reference||tools||sdk||google||samples
       ?><meta name="top_category" value="develop" /><?cs
     elif:google
       ?><meta name="top_category" value="google" /><?cs
@@ -13,7 +13,8 @@
   /if
 ?><?cs # END if/else devsite ?>
 
-<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
+<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
+<meta name="viewport" content="width=device-width" />
 <?cs if:page.metaDescription ?>
 <meta name="Description" content="<?cs var:page.metaDescription ?>">
 <?cs /if ?>
diff --git a/tools/droiddoc/templates-sdk/sample.cs b/tools/droiddoc/templates-sdk/sample.cs
new file mode 100644
index 0000000..a8eaf8c
--- /dev/null
+++ b/tools/droiddoc/templates-sdk/sample.cs
@@ -0,0 +1,99 @@
+<?cs include:"doctype.cs" ?>
+<?cs include:"macros.cs" ?>
+<html<?cs if:devsite ?> devsite<?cs /if ?>>
+<?cs include:"head_tag.cs" ?>
+<body class="gc-documentation develop samples" itemscope itemtype="http://schema.org/Article">
+<?cs include:"header.cs" ?>
+
+<div <?cs if:fullpage
+?>class="fullpage"<?cs elif:design||tools||about||sdk||distribute
+?>class="col-13" id="doc-col"<?cs else 
+?>class="col-12" id="doc-col"<?cs /if ?> >
+
+<!-- start breadcrumb block -->
+<div id="api-info-block">
+  <div class="sum-details-links">
+
+  <!-- related links -->
+  <a href="<?cs var:toroot ?>samples/<?cs var:projectDir ?>/index.html">Overview</a>
+  &#124; <a href="<?cs var:toroot ?>samples/<?cs var:projectDir ?>/project.html">Project</a>
+  &#124; <a href="<?cs var:toroot ?>downloads/samples/<?cs var:projectDir ?>.zip">Download</a>
+
+  </div><!-- end sum-details-links -->
+  <div class="api-level">
+  Other info
+  </div>
+</div> <!-- end api-info-block -->
+
+<div id="jd-header" style="border:0;">
+
+<div id="pathCrumb">
+<?cs each:item = parentdirs ?>
+  <?cs if:pathCrumbLinks
+    ?><a href="<?cs var:toroot ?><?cs var:item.Link ?>"><?cs var:item.Name ?></a> / 
+  <?cs else
+    ?><?cs var:item.Name ?> / <?cs /if ?>
+<?cs /each ?>
+</div>
+
+  <h1 itemprop="name"><?cs var:page.title ?></h1>
+</div>
+<!-- end breadcrumb block -->
+
+
+<?cs # THIS IS THE MAIN DOC CONTENT ?>
+<div id="jd-content">
+
+<?cs if:android.whichdoc == "online" ?>
+
+<?cs # If this is the online docs, build the src code navigation links ?>
+
+
+<?cs var:summary ?>
+
+<!-- begin file contents -->
+<div id="codesample-wrapper">
+<pre id="codesample-line-numbers" class="no-pretty-print hidden"></pre>
+<pre id="codesample-block"><?cs var:fileContents ?></pre>
+</div>
+
+<h3 id="file-location" style="clear:left">Source file location</h3>
+<p>The file containing the source code shown below is located in the corresponding directory in 
+<code>&lt;sdk&gt;/samples/android-&lt;version&gt;/...</code></p>
+
+
+<!-- end file contents -->
+<script type="text/javascript">
+  initCodeLineNumbers();
+</script>
+
+
+
+
+<?cs else ?><?cs
+  # else, this means it's offline docs,
+          so don't show src links (we dont have the pages!) ?>
+
+<p>You can find the source code for this sample in your SDK at:</p>
+<p style="margin-left:2em">
+<code><em>&lt;sdk&gt;</em>/samples/android-<em>&lt;version&gt;</em>/</code>
+</p>
+
+<?cs /if ?><?cs # end if/else online docs ?>
+
+  </div> <!-- end jd-content -->
+
+<?cs include:"footer.cs" ?>
+</div><!-- end doc-content -->
+
+<?cs include:"trailer.cs" ?>
+
+</body>
+</html>
+
+
+
+
+
+
+
diff --git a/tools/droiddoc/templates-sdk/sampleindex.cs b/tools/droiddoc/templates-sdk/sampleindex.cs
index a173363..077b3d5 100644
--- a/tools/droiddoc/templates-sdk/sampleindex.cs
+++ b/tools/droiddoc/templates-sdk/sampleindex.cs
@@ -1,53 +1,99 @@
 <?cs include:"doctype.cs" ?>
 <?cs include:"macros.cs" ?>
-<?cs set:resources="true" ?>
 <html<?cs if:devsite ?> devsite<?cs /if ?>>
 <?cs include:"head_tag.cs" ?>
+<body class="gc-documentation develop samples" itemscope itemtype="http://schema.org/Article">
 <?cs include:"header.cs" ?>
-<body class="gc-documentation">
 
+<div <?cs if:fullpage
+?>class="fullpage"<?cs elif:design||tools||about||sdk||distribute
+?>class="col-13" id="doc-col"<?cs else 
+?>class="col-12" id="doc-col"<?cs /if ?> >
 
-<a name="top"></a>
-<div class="g-unit" id="doc-content">
- <div id="jd-header" class="guide-header">
-    <span class="crumb">
-      <a href="<?cs var:toroot ?>resources/browser.html?tag=sample">Sample Code</a> >
-    </span>
-  <h1><?cs var:page.title ?></h1>
- </div>
+<!-- start breadcrumb block -->
+<div id="api-info-block">
+<div class="sum-details-links">
 
+<!-- related links -->
+<?cs if:projectStructure ?>
+<a href="<?cs var:toroot ?>samples/<?cs var:projectDir ?>/index.html">Overview</a>
+&#124; Project<?cs else ?>Overview
+&#124; <a href="<?cs var:toroot ?>samples/<?cs var:projectDir ?>/project.html">Project</a>
+<?cs /if ?>
+&#124; <a href="<?cs var:toroot ?>downloads/samples/<?cs var:projectDir ?>.zip">Download</a>
+
+</div><!-- end sum-details-links -->
+<div class="api-level">
+  Other info
+</div>
+</div><!-- end breadcurmb block -->
+
+<h1 itemprop="name"><?cs var:projectDir ?></h1>
+  
 <div id="jd-content">
-<p><a href="../index.html">&larr; Back</a></p>
+<?cs def:display_files(files) ?>
 
-<?cs var:summary ?>
+    <?cs each:file = files ?>
+        <?cs if:file.Type != "dir" ?>
+            <div class="structure-<?cs var:file.Type ?>">
+            <a href="<?cs var:toroot ?><?cs var:file.Href ?>"><?cs var:file.Name ?></a>
+            </div>
+        <?cs else ?>
+            <div class="toggle-content opened structure-dir">
+               <a href="#" onclick="return toggleContent(this)">
+               <img src="<?cs var:toroot ?>assets/images/triangle-opened.png"
+                  class="toggle-content-img structure-toggle-img" height="9px" width="9px" />
+               <?cs var:file.Name ?></a><?cs 
+                  if:file.SummaryFlag == "true" ?><span class="dirInfo"
+                    >[&nbsp;<a href="file.SummaryHref">Info</a>&nbsp;]</a></span><?cs 
+                  /if ?>
+               <div class="toggle-content-toggleme structure-toggleme"> 
+            <?cs if:file.Sub.0.Name ?>
+                 <?cs call:display_files(file.Sub) ?>
+            <?cs /if ?>
+               </div> <?cs # /toggleme ?>
+            </div> <?cs # /toggle-content ?>
+         <?cs /if ?>
+    <?cs /each ?>
+<?cs /def ?>
 
-  <?cs if:subcount(subdirs) ?>
-      <h2>Subdirectories</h2>
-      <ul class="nolist">
-      <?cs each:dir=subdirs ?>
-        <li><a href="<?cs var:dir.name ?>/index.html"><?cs
-          var:dir.name ?>/</a></li>
-      <?cs /each ?>
-      </ul>
-  <?cs /if ?>
+<?cs if:android.whichdoc == "online" ?>
+  <?cs # If this is the online docs, build the src code navigation links ?>
 
-  <?cs if:subcount(files) ?>
-      <h2>Files</h2>
-      <ul class="nolist">
-      <?cs each:file=files ?>
-        <li><a href="<?cs var:file.href ?>"><?cs
-          var:file.name ?></a></li>
-      <?cs /each ?>
-      </ul>
-  <?cs /if ?>
+  <?cs if:projectStructure ?>
 
-</div><!-- end jd-content -->
+    <?cs call:display_files(Files) ?>
+
+  <?cs else ?> <?cs # else not project structure doc ?>
+
+    <?cs var:summary ?>
+
+    <?cs # Remove project structure from landing pages for now
+         # <h2>Project Structure</h2>
+         # <p>Decide what to do with this ...</p>
+         # <?cs call:display_files(Files) ?>
+
+  <?cs /if ?> <?cs # end if projectStructure ?>
+
+<?cs else ?><?cs
+  # else, this means it's offline docs,
+          so don't show src links (we dont have the pages!) ?>
+
+<p>You can find the source code for this sample in your SDK at:</p>
+<p style="margin-left:2em">
+<code><em>&lt;sdk&gt;</em>/samples/android-<em>&lt;version&gt;</em>/</code>
+</p>
+
+<?cs /if ?><?cs # end if/else online docs ?>
+
+  </div> <!-- end jd-content -->
 
 <?cs include:"footer.cs" ?>
-
 </div><!-- end doc-content -->
 
 <?cs include:"trailer.cs" ?>
 
 </body>
 </html>
+
+
diff --git a/tools/droiddoc/templates-sdk/samples_navtree_data.cs b/tools/droiddoc/templates-sdk/samples_navtree_data.cs
new file mode 100644
index 0000000..24ac7b7
--- /dev/null
+++ b/tools/droiddoc/templates-sdk/samples_navtree_data.cs
@@ -0,0 +1,3 @@
+var SAMPLES_NAVTREE_DATA =
+<?cs var:reference_tree ?>
+;
diff --git a/tools/droiddoc/templates-sdk/sdkpage.cs b/tools/droiddoc/templates-sdk/sdkpage.cs
index 3ebf697..ecc26f5 100644
--- a/tools/droiddoc/templates-sdk/sdkpage.cs
+++ b/tools/droiddoc/templates-sdk/sdkpage.cs
@@ -79,63 +79,112 @@
     <tr>
       <th>Platform</th>
       <th>Package</th>
-      <th>Size</th>
+      <th style="white-space:nowrap">Size (Bytes)</th>
       <th>MD5 Checksum</th>
   </tr>
   <tr>
-    <td>Windows 32-bit</td>
+    <td rowspan="2" style="white-space:nowrap">Windows 32-bit</td>
     <td>
   <a onClick="return onDownload(this)"
      href="http://dl.google.com/android/ndk/<?cs var:ndk.win32_download ?>"><?cs var:ndk.win32_download ?></a>
     </td>
-    <td><?cs var:ndk.win32_bytes ?> bytes</td>
+    <td><?cs var:ndk.win32_bytes ?></td>
     <td><?cs var:ndk.win32_checksum ?></td>
   </tr>
   <tr>
-    <td>Windows 64-bit</td>
+    <td>
+  <a onClick="return onDownload(this)"
+     href="http://dl.google.com/android/ndk/<?cs var:ndk.win32.legacy_download ?>"><?cs var:ndk.win32.legacy_download ?></a>
+    </td>
+    <td><?cs var:ndk.win32.legacy_bytes ?></td>
+    <td><?cs var:ndk.win32.legacy_checksum ?></td>
+  </tr>
+  <tr>
+    <td rowspan="2" style="white-space:nowrap">Windows 64-bit</td>
     <td>
   <a onClick="return onDownload(this)"
      href="http://dl.google.com/android/ndk/<?cs var:ndk.win64_download ?>"><?cs var:ndk.win64_download ?></a>
     </td>
-    <td><?cs var:ndk.win64_bytes ?> bytes</td>
+    <td><?cs var:ndk.win64_bytes ?></td>
     <td><?cs var:ndk.win64_checksum ?></td>
   </tr>
   <tr>
-    <td>Mac OS X 32-bit</td>
+    <td>
+  <a onClick="return onDownload(this)"
+     href="http://dl.google.com/android/ndk/<?cs var:ndk.win64.legacy_download ?>"><?cs var:ndk.win64.legacy_download ?></a>
+    </td>
+    <td><?cs var:ndk.win64.legacy_bytes ?></td>
+    <td><?cs var:ndk.win64.legacy_checksum ?></td>
+  </tr>
+  <tr>
+    <td rowspan="2" style="white-space:nowrap">Mac OS X 32-bit</td>
     <td>
   <a onClick="return onDownload(this)"
      href="http://dl.google.com/android/ndk/<?cs var:ndk.mac32_download ?>"><?cs var:ndk.mac32_download ?></a>
     </td>
-    <td><?cs var:ndk.mac32_bytes ?> bytes</td>
+    <td><?cs var:ndk.mac32_bytes ?></td>
     <td><?cs var:ndk.mac32_checksum ?></td>
   </tr>
   <tr>
-    <td>Mac OS X 64-bit</td>
+    <td>
+  <a onClick="return onDownload(this)"
+     href="http://dl.google.com/android/ndk/<?cs var:ndk.mac32.legacy_download ?>"><?cs var:ndk.mac32.legacy_download ?></a>
+    </td>
+    <td><?cs var:ndk.mac32.legacy_bytes ?></td>
+    <td><?cs var:ndk.mac32.legacy_checksum ?></td>
+  </tr>
+  <tr>
+    <td rowspan="2"  style="white-space:nowrap">Mac OS X 64-bit</td>
     <td>
   <a onClick="return onDownload(this)"
      href="http://dl.google.com/android/ndk/<?cs var:ndk.mac64_download ?>"><?cs var:ndk.mac64_download ?></a>
     </td>
-    <td><?cs var:ndk.mac64_bytes ?> bytes</td>
+    <td><?cs var:ndk.mac64_bytes ?></td>
     <td><?cs var:ndk.mac64_checksum ?></td>
   </tr>
   <tr>
-    <td>Linux 32-bit (x86)</td>
+    <td>
+  <a onClick="return onDownload(this)"
+     href="http://dl.google.com/android/ndk/<?cs var:ndk.mac64.legacy_download ?>"><?cs var:ndk.mac64.legacy_download ?></a>
+    </td>
+    <td><?cs var:ndk.mac64.legacy_bytes ?></td>
+    <td><?cs var:ndk.mac64.legacy_checksum ?></td>
+  </tr>
+
+  <tr>
+    <td rowspan="2" style="white-space:nowrap">Linux 32-bit (x86)</td>
     <td>
   <a onClick="return onDownload(this)"
      href="http://dl.google.com/android/ndk/<?cs var:ndk.linux32_download ?>"><?cs var:ndk.linux32_download ?></a>
     </td>
-    <td><?cs var:ndk.linux32_bytes ?> bytes</td>
+    <td><?cs var:ndk.linux32_bytes ?></td>
     <td><?cs var:ndk.linux32_checksum ?></td>
   </tr>
   <tr>
-    <td>Linux 64-bit (x86)</td>
+    <td>
+  <a onClick="return onDownload(this)"
+     href="http://dl.google.com/android/ndk/<?cs var:ndk.linux32.legacy_download ?>"><?cs var:ndk.linux32.legacy_download ?></a>
+    </td>
+    <td><?cs var:ndk.linux32.legacy_bytes ?></td>
+    <td><?cs var:ndk.linux32.legacy_checksum ?></td>
+  </tr>
+  <tr>
+    <td rowspan="2" style="white-space:nowrap">Linux 64-bit (x86)</td>
     <td>
   <a onClick="return onDownload(this)"
      href="http://dl.google.com/android/ndk/<?cs var:ndk.linux64_download ?>"><?cs var:ndk.linux64_download ?></a>
     </td>
-    <td><?cs var:ndk.linux64_bytes ?> bytes</td>
+    <td><?cs var:ndk.linux64_bytes ?></td>
     <td><?cs var:ndk.linux64_checksum ?></td>
   </tr>
+  <tr>
+    <td>
+  <a onClick="return onDownload(this)"
+     href="http://dl.google.com/android/ndk/<?cs var:ndk.linux64.legacy_download ?>"><?cs var:ndk.linux64.legacy_download ?></a>
+    </td>
+    <td><?cs var:ndk.linux64.legacy_bytes ?></td>
+    <td><?cs var:ndk.linux64.legacy_checksum ?></td>
+  </tr>
   </table>
   
   <?cs ########  HERE IS THE JD DOC CONTENT ######### ?>