Less direct Compiler use in SSA

pkg/compiler/lib/src/ssa/graph_builder.dart

Index: pkg/compiler/lib/src/ssa/graph_builder.dart
diff --git a/pkg/compiler/lib/src/ssa/graph_builder.dart b/pkg/compiler/lib/src/ssa/graph_builder.dart
index b36ad89f96a8015e6166d9b8f5e3c0a91ea5c0a5..a5e58bd28c7529268b518af8999840dea0d45636 100644
--- a/pkg/compiler/lib/src/ssa/graph_builder.dart
+++ b/pkg/compiler/lib/src/ssa/graph_builder.dart
@@ -3,11 +3,14 @@
 // BSD-style license that can be found in the LICENSE file.
 
 import '../common/codegen.dart' show CodegenRegistry;
+import '../common_elements.dart';
 import '../compiler.dart';
+import '../diagnostics/diagnostic_listener.dart';
 import '../elements/elements.dart';
 import '../elements/entities.dart' show Entity, Local;
 import '../elements/resolution_types.dart';
 import '../js_backend/js_backend.dart';
+import '../options.dart';
 import '../resolution/tree_elements.dart';
 import '../types/types.dart';
 import '../world.dart' show ClosedWorld;
@@ -45,6 +48,12 @@ abstract class GraphBuilder {
 
   CommonMasks get commonMasks => closedWorld.commonMasks;
 
+  DiagnosticReporter get reporter => backend.reporter;
+
+  CompilerOptions get options => compiler.options;

[Emily Fortuna, 2017/04/10 19:34:02]

this works, but why not just pass CompilerOptions in when the SsaBuilder and
KernelSsaBuilder are constructed like you've been doing in other parts of the
codebase?

[Johnni Winther, 2017/04/11 07:13:31]

This is the plan. I just take small steps.

+
+  CommonElements get commonElements => closedWorld.commonElements;
+
   GlobalTypeInferenceResults get globalInferenceResults =>
       compiler.globalInference.results;