cpsir: implementation of jsinterop in cps ir

tests/html/html.status

Index: tests/html/html.status
diff --git a/tests/html/html.status b/tests/html/html.status
index 8a8dae6415756dd73eb1838659f82666289fa946..660905e9f5a4954eb7323f197c84a5e756c983f8 100644
--- a/tests/html/html.status
+++ b/tests/html/html.status
@@ -43,6 +43,7 @@ custom/element_upgrade_test: Fail # Issue 17298
 [ $compiler == dart2js && $browser ]
 custom/created_callback_test: Fail # Support for created constructor. Issue 14835
 fontface_loaded_test: Fail # Support for promises.
+js_typed_interop_test/static_method_tearoff_2: RuntimeError # Issue #25759
 
 [ $compiler == dart2js && ($runtime == safari || $runtime == safarimobilesim || $runtime == ff  || $ie) ]
 custom/entered_left_view_test/viewless_document: Fail # Polyfill does not handle this
@@ -436,20 +437,8 @@ custom_elements_23127_test/c2t: RuntimeError # Need custom element support #2548
 custom_elements_test/innerHtml: RuntimeError # Need custom element support #25484
 custom_elements_test/register: RuntimeError # Need custom element support #25484
 
-# New js-interop support via package:js is only implemented in SSA:
-js_array_test: RuntimeError # Need package:js support #24978
-js_dart_to_string_test: RuntimeError # Need package:js support #24978
-js_function_getter_test/call: RuntimeError # Need package:js support #24978
-js_function_getter_test: RuntimeError # Need package:js support #24978
-js_function_getter_trust_types_test: RuntimeError # Need package:js support #24978
-js_typed_interop_anonymous2_exp_test: RuntimeError # Need package:js support #24978
-js_typed_interop_anonymous2_test: RuntimeError # Need package:js support #24978
-js_typed_interop_anonymous_exp_test: RuntimeError # Need package:js support #24978
-js_typed_interop_anonymous_test: RuntimeError # Need package:js support #24978
-js_typed_interop_side_cast_exp_test: RuntimeError # Need package:js support #24978
-js_typed_interop_side_cast_test: RuntimeError # Need package:js support #24978
-js_typed_interop_test: RuntimeError # Need package:js support #24978
-mirrors_js_typed_interop_test: RuntimeError # Need package:js support #24978
+js_typed_interop_side_cast_exp_test: RuntimeError # Corner case in package:js that we might want to remove (See comment in #24978).
+js_typed_interop_test/static_method_tearoff_1: RuntimeError # Tree-shaking a used tear-off (#24978, #25720).
 
 # These are raw dart:js tests that fail due to bugs in the CPS IR:
 js_test/Dart_functions: RuntimeError # Tree-shaking an escaping closure #25720