Implement try/finally by inlining the finally code.

tests/compiler/dart2js_native/dart2js_native.status

Index: tests/compiler/dart2js_native/dart2js_native.status
diff --git a/tests/compiler/dart2js_native/dart2js_native.status b/tests/compiler/dart2js_native/dart2js_native.status
index fc8e19a427072bc740feff4fa6f4eea6ea416f26..9798091d3d8ef64da687249272c86ed38a419c06 100644
--- a/tests/compiler/dart2js_native/dart2js_native.status
+++ b/tests/compiler/dart2js_native/dart2js_native.status
@@ -22,22 +22,21 @@ compute_this_script_test: Skip # Issue 17458
 
 [ $compiler == dart2js && $cps_ir ]
 compute_this_script_test: RuntimeError # receiver.get$_collection$_nums is not a function
-event_loop_test: Crash # (try {return f(arg1,arg2);}finally {Zone._leave(old);}): try/finally
+event_loop_test: RuntimeError # receiver.get$_collection$_nums is not a function
 inference_of_helper_methods_test: RuntimeError # Please triage this failure.
 internal_library_test: RuntimeError # receiver.get$_collection$_nums is not a function
-mirror_intercepted_field_test: Crash # (try {return f(arg1,arg2);}finally {Zone._leave(old);}): try/finally
+mirror_intercepted_field_test: Crash # Internal Error: No default constructor available.
 native_closure_identity_frog_test: RuntimeError # invoke is not a function
 native_exception2_test: RuntimeError # Please triage this failure.
 native_exception_test: RuntimeError # J.getInterceptor(...).toString$0 is not a function
 native_method_inlining_test: RuntimeError # Please triage this failure.
-native_mirror_test: Crash # (try {return f(arg1,arg2);}finally {Zone._leave(old);}): try/finally
+native_mirror_test: Crash # Internal Error: No default constructor available.
 native_mixin_field_test: RuntimeError # Please triage this failure.
 native_mixin_with_plain_test: RuntimeError # Please triage this failure.
 native_no_such_method_exception3_frog_test: RuntimeError # Please triage this failure.
 native_wrapping_function3_frog_test: RuntimeError # invoke is not a function
 native_wrapping_function_frog_test: RuntimeError # invoke is not a function
 optimization_hints_test: RuntimeError # Please triage this failure.
-rti_only_native_test: Crash # (try {map.values.for...  try/finally
 static_methods_test: RuntimeError # invoke is not a function
 subclassing_constructor_1_test: RuntimeError # Please triage this failure.
 subclassing_constructor_2_test: RuntimeError # Please triage this failure.