platform2: Remove libchrome_crypto stand-alone library

Now the bits from libchrome_crypto are available as part of
libchrome meta-library.

BUG=None
TEST=./build_packages
CQ-DEPEND=CL:264053

Change-Id: I6c572cd9faa39291d19697ee68fdd2d59dad5117
Reviewed-on: https://chromium-review.googlesource.com/264054
Tested-by: Alex Vakulenko <avakulenko@chromium.org>
Trybot-Ready: Alex Vakulenko <avakulenko@chromium.org>
Reviewed-by: Bertrand Simonnet <bsimonnet@chromium.org>
Commit-Queue: Alex Vakulenko <avakulenko@chromium.org>
diff --git a/login_manager/login_manager.gyp b/login_manager/login_manager.gyp
index a1b8027..3463b81 100644
--- a/login_manager/login_manager.gyp
+++ b/login_manager/login_manager.gyp
@@ -21,7 +21,6 @@
     },
     'link_settings': {
       'libraries': [
-        '-lchrome_crypto',
         '-lvboot_host',
       ],
     },
diff --git a/privetd/privetd.gyp b/privetd/privetd.gyp
index 95a4090..01d20b1 100644
--- a/privetd/privetd.gyp
+++ b/privetd/privetd.gyp
@@ -9,11 +9,6 @@
         'system_api',
       ],
     },
-    'link_settings': {
-      'libraries': [
-        '-lchrome_crypto',
-      ],
-    },
   },
   'targets': [
     {
diff --git a/trunks/Makefile b/trunks/Makefile
index 7a1f5d6..faa63c6 100644
--- a/trunks/Makefile
+++ b/trunks/Makefile
@@ -12,7 +12,7 @@
 PC_LIBS := $(shell $(PKG_CONFIG) --libs $(PC_DEPS))
 
 CXXFLAGS += -I$(SRC)/.. $(PC_CFLAGS)
-LDLIBS += $(PC_LIBS) -lchrome_crypto
+LDLIBS += $(PC_LIBS)
 
 TEST_OBJS := $(filter %_test.o trunks_testrunner.o mock_%.o, $(CXX_OBJECTS))
 SHARED_OBJS := $(filter-out $(TEST_OBJS), $(CXX_OBJECTS))
diff --git a/trunks/trunks.gyp b/trunks/trunks.gyp
index 3325f8c..5537ddc 100644
--- a/trunks/trunks.gyp
+++ b/trunks/trunks.gyp
@@ -30,9 +30,6 @@
     {
       'target_name': 'trunks',
       'type': 'shared_library',
-      'libraries': [
-        '-lchrome_crypto',
-      ],
       'sources': [
         'authorization_session_impl.cc',
         'error_codes.cc',
@@ -93,9 +90,6 @@
         {
           'target_name': 'trunks_testrunner',
           'type': 'executable',
-          'libraries': [
-            '-lchrome_crypto',
-          ],
           'includes': ['../common-mk/common_test.gypi'],
           'sources': [
             'authorization_session_test.cc',