update_engine: Rename libchromeos into libbrillo

BUG: 24872993
Change-Id: I4cdbec7089552f5c9a0461c09a62e34e055a46bf
diff --git a/Android.mk b/Android.mk
index 56e2514..bb76751 100644
--- a/Android.mk
+++ b/Android.mk
@@ -49,12 +49,12 @@
         external/gtest/include \
         system
     LOCAL_SHARED_LIBRARIES += \
+        libbrillo \
+        libbrillo-dbus \
+        libbrillo-http \
+        libbrillo-stream
         libchrome \
         libchrome-dbus \
-        libchromeos \
-        libchromeos-dbus \
-        libchromeos-http \
-        libchromeos-stream
 endef
 
 # update_metadata-protos (type: static_library)
@@ -120,7 +120,7 @@
     libshill-client \
     libssl \
     libexpat \
-    libchromeos-policy \
+    libbrillo-policy \
     libhardware \
     libcutils
 LOCAL_SRC_FILES := \
@@ -212,7 +212,7 @@
     libshill-client \
     libssl \
     libexpat \
-    libchromeos-policy \
+    libbrillo-policy \
     libhardware \
     libcutils
 LOCAL_SRC_FILES := \
@@ -261,7 +261,7 @@
     libshill-client \
     libssl \
     libexpat \
-    libchromeos-policy \
+    libbrillo-policy \
     libhardware \
     libcutils \
     libprotobuf-cpp-lite-rtti \
@@ -315,7 +315,7 @@
     libshill-client \
     libssl \
     libexpat \
-    libchromeos-policy \
+    libbrillo-policy \
     libhardware \
     libcutils \
     libprotobuf-cpp-lite-rtti \
@@ -355,8 +355,8 @@
 LOCAL_SHARED_LIBRARIES := \
     libchrome \
     libchrome-dbus \
-    libchromeos \
-    libchromeos-dbus
+    libbrillo \
+    libbrillo-dbus
 LOCAL_STATIC_LIBRARIES := \
     update_engine_client-dbus-proxies
 LOCAL_SRC_FILES := \
diff --git a/dbus_service.cc b/dbus_service.cc
index 2d426e4..1bde41c 100644
--- a/dbus_service.cc
+++ b/dbus_service.cc
@@ -150,7 +150,7 @@
   const policy::DevicePolicy* device_policy = system_state_->device_policy();
 
   // The device_policy is loaded in a lazy way before an update check. Load it
-  // now from the libchromeos cache if it wasn't already loaded.
+  // now from the libbrillo cache if it wasn't already loaded.
   if (!device_policy) {
     UpdateAttempter* update_attempter = system_state_->update_attempter();
     if (update_attempter) {
@@ -223,7 +223,7 @@
   const policy::DevicePolicy* device_policy = system_state_->device_policy();
 
   // The device_policy is loaded in a lazy way before an update check. Load it
-  // now from the libchromeos cache if it wasn't already loaded.
+  // now from the libbrillo cache if it wasn't already loaded.
   if (!device_policy) {
     UpdateAttempter* update_attempter = system_state_->update_attempter();
     if (update_attempter) {
@@ -261,7 +261,7 @@
 
   // The device_policy is loaded in a lazy way before an update check and is
   // used to determine if an update is allowed over cellular. Load the device
-  // policy now from the libchromeos cache if it wasn't already loaded.
+  // policy now from the libbrillo cache if it wasn't already loaded.
   if (!system_state_->device_policy()) {
     UpdateAttempter* update_attempter = system_state_->update_attempter();
     if (update_attempter)
diff --git a/update_attempter.h b/update_attempter.h
index fa2c18a..5debf21 100644
--- a/update_attempter.h
+++ b/update_attempter.h
@@ -168,9 +168,9 @@
   // Called at update_engine startup to do various house-keeping.
   void UpdateEngineStarted();
 
-  // Reloads the device policy from libchromeos. Note: This method doesn't
+  // Reloads the device policy from libbrillo. Note: This method doesn't
   // cause a real-time policy fetch from the policy server. It just reloads the
-  // latest value that libchromeos has cached. libchromeos fetches the policies
+  // latest value that libbrillo has cached. libbrillo fetches the policies
   // from the server asynchronously at its own frequency.
   virtual void RefreshDevicePolicy();
 
diff --git a/update_engine.gyp b/update_engine.gyp
index 52b8f0f..0749503 100644
--- a/update_engine.gyp
+++ b/update_engine.gyp
@@ -17,8 +17,8 @@
   'target_defaults': {
     'variables': {
       'deps': [
+        'libbrillo-<(libbase_ver)',
         'libchrome-<(libbase_ver)',
-        'libchromeos-<(libbase_ver)',
       ],
       # Defaults if the -DUSE_* flags are not passed to gyp is 0. You can set
       # the default value for the USE flag in the ebuild.
@@ -373,7 +373,7 @@
           'includes': ['../../../platform2/common-mk/common_test.gypi'],
           'variables': {
             'deps': [
-              'libchromeos-test-<(libbase_ver)',
+              'libbrillo-test-<(libbase_ver)',
               'libchrome-test-<(libbase_ver)',
               'libdebugd-client-test',
               'libpower_manager-client-test',