Revert r16032: it revealed a bug in our bailout environment computation.

sdk/lib/_internal/compiler/implementation/ssa/builder.dart

Index: sdk/lib/_internal/compiler/implementation/ssa/builder.dart
===================================================================
--- sdk/lib/_internal/compiler/implementation/ssa/builder.dart	(revision 16033)
+++ sdk/lib/_internal/compiler/implementation/ssa/builder.dart	(working copy)
@@ -2702,7 +2702,13 @@
 
     Operator op = node.selector;
     if (const SourceString("[]") == op.source) {
-      visitDynamicSend(node);
+      HStatic target = new HStatic(interceptors.getIndexInterceptor());
+      add(target);
+      visit(node.receiver);
+      HInstruction receiver = pop();
+      visit(node.argumentsNode);
+      HInstruction index = pop();
+      push(new HIndex(target, receiver, index));
     } else if (const SourceString("&&") == op.source ||
                const SourceString("||") == op.source) {
       visitLogicalAndOr(node, op);
@@ -3586,19 +3592,6 @@
     }
   }
 
-  HInvokeDynamicMethod buildInvokeDynamicWithOneArgument(
-      Node node, Selector selector, HInstruction receiver, HInstruction arg0) {
-    Set<ClassElement> interceptedClasses =
-        getInterceptedClassesOn(node, selector);
-    List<HInstruction> inputs = <HInstruction>[];
-    if (interceptedClasses != null) {
-      inputs.add(invokeInterceptor(interceptedClasses, receiver, node));
-    }
-    inputs.add(receiver);
-    inputs.add(arg0);
-    return new HInvokeDynamicMethod(selector, inputs);
-  }
-
   visitSendSet(SendSet node) {
     Element element = elements[node];
     if (!Elements.isUnresolved(element) && element.impliesType()) {
@@ -3650,9 +3643,9 @@
             index = pop();
             value = graph.addConstantInt(1, constantSystem);
           }
-
-          HInvokeDynamicMethod left = buildInvokeDynamicWithOneArgument(
-              node, new Selector.index(), receiver, index);
+          HStatic indexMethod = new HStatic(interceptors.getIndexInterceptor());
+          add(indexMethod);
+          HInstruction left = new HIndex(indexMethod, receiver, index);
           add(left);
           Element opElement = elements[op];
           visitBinary(left, op, value);