ART: Speed up some gtests.

Avoid creating `Runtime` or create the `Runtime` with a boot
image to make the test setup faster.

Test: m test-art-host-gtest
Test: run-gtests.sh
Change-Id: I3f09de81491402442f1704d25bb06de995d8a3ca

1 files changed, 6 insertions, 1 deletions

diff --git a/runtime/class_table_test.cc b/runtime/class_table_test.cc
index 7dbeba51c0..14c5d70207 100644
--- a/runtime/class_table_test.cc
+++ b/runtime/class_table_test.cc
@@ -66,7 +66,12 @@ class CollectRootVisitor {
 };
 
 
-class ClassTableTest : public CommonRuntimeTest {};
+class ClassTableTest : public CommonRuntimeTest {
+ protected:
+  ClassTableTest() {
+    use_boot_image_ = true;  // Make the Runtime creation cheaper.
+  }
+};
 
 TEST_F(ClassTableTest, ClassTable) {
   ScopedObjectAccess soa(Thread::Current());