Revert^2 "Allow boot image for a part of the boot classpath."

This reverts commit fb83d76a8b186df05f874216b535f5ad57e7bd02.

Fixed host run-test dependencies, cleaned up target run-test
and gtest dependencies.

Test: rm -f out/host/linux-x86/framework/conscrypt-hostdex.jar
      testrunner.py -b --host --optimizing -t 660-clinit
Bug: 119868597
Change-Id: Ia0a5aba0223ae6616bf3e109daf0af7b8355d048
diff --git a/tools/run-libcore-tests.sh b/tools/run-libcore-tests.sh
index 63f1fce..63fe81b 100755
--- a/tools/run-libcore-tests.sh
+++ b/tools/run-libcore-tests.sh
@@ -57,9 +57,10 @@
   done
 }
 
-# Note: This must match the TEST_CORE_JARS in Android.common_path.mk
+# Note: This must start with the CORE_IMG_JARS in Android.common_path.mk
 # because that's what we use for compiling the core.art image.
-BOOT_CLASSPATH_JARS="core-oj core-libart core-simple conscrypt okhttp bouncycastle"
+# It may contain additional modules from TEST_CORE_JARS.
+BOOT_CLASSPATH_JARS="core-oj core-libart core-simple okhttp bouncycastle conscrypt"
 
 DEPS="core-tests jsr166-tests mockito-target"