Short curcuit the inlining when code in the middle of an expression is aborting.

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 31184)
+++ sdk/lib/_internal/compiler/implementation/ssa/builder.dart	(working copy)
@@ -1317,7 +1317,11 @@
           function, selector, providedArguments, currentNode);
       enterInlinedMethod(function, currentNode, compiledArguments);
       inlinedFrom(function, () {
-        doInline(function);
+        if (!isReachable) {
+          emitReturn(graph.addConstantNull(compiler), null);
+        } else {
+          doInline(function);
+        }
       });
       leaveInlinedMethod();
     }
@@ -1330,6 +1334,8 @@
     return false;
   }
 
+  void emitReturn(HInstruction value, N node);
+
   void doInline(FunctionElement function);
 
   inlinedFrom(Element element, f()) {
@@ -3989,6 +3995,11 @@
         typeInfoSetterElement,
         <HInstruction>[newObject, typeInfo],
         backend.dynamicType);
+
+    // The new object will now be referenced through the
+    // `setRuntimeTypeInfo` call. We therefore set the type of that
+    // instruction to be of the object's type.
+    assert(stack.last is HInvokeStatic || stack.last == newObject);
     stack.last.instructionType = newObject.instructionType;
     return pop();
   }
@@ -4864,8 +4875,6 @@
     emitReturn(value, node);
   }
 
-  void emitReturn(HInstruction value, Node node);
-
   visitThrow(Throw node) {
     visitThrowExpression(node.expression);
     if (isReachable) {