Revert r22620 because of dart2js test failures.

runtime/vm/parser.cc

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/parser.h"
 
 #include "lib/invocation_mirror.h"
 #include "vm/bigint_operations.h"
 #include "vm/class_finalizer.h"
 #include "vm/compiler.h"
@@ skipping 6188 matching lines @@
 
     // Add this individual catch handler to the catch handlers list.
     current_block_->statements->Add(catch_clause);
   }
   catch_handler_list = CloseBlock();
   TryBlocks* inner_try_block = PopTryBlock();
 
   // Finally parse the 'finally' block.
   SequenceNode* finally_block = NULL;
   if (CurrentToken() == Token::kFINALLY) {
+    current_function().set_is_optimizable(false);
     current_function().set_has_finally(true);
     ConsumeToken();  // Consume the 'finally'.
     const intptr_t finally_pos = TokenPos();
     // Add the finally block to the exit points recorded so far.
     intptr_t node_index = 0;
     AstNode* node_to_inline =
         inner_try_block->GetNodeToInlineFinally(node_index);
     while (node_to_inline != NULL) {
       finally_block = ParseFinallyBlock();
       InlinedFinallyNode* node = new InlinedFinallyNode(finally_pos,
@@ skipping 3734 matching lines @@
 void Parser::SkipQualIdent() {
   ASSERT(IsIdentifier());
   ConsumeToken();
   if (CurrentToken() == Token::kPERIOD) {
     ConsumeToken();  // Consume the kPERIOD token.
     ExpectIdentifier("identifier expected after '.'");
   }
 }
 
 }  // namespace dart