[debugger] step on every assignment in a destructuring assignment.

src/parsing/pattern-rewriter.cc

Index: src/parsing/pattern-rewriter.cc
diff --git a/src/parsing/pattern-rewriter.cc b/src/parsing/pattern-rewriter.cc
index ead3081f9e90178f99e85099f0b42f953449a87a..a1b060031bfde40ce06c575a47bafddd515d9bb0 100644
--- a/src/parsing/pattern-rewriter.cc
+++ b/src/parsing/pattern-rewriter.cc
@@ -117,7 +117,7 @@ void Parser::PatternRewriter::VisitVariableProxy(VariableProxy* pattern) {
     Assignment* assignment = factory()->NewAssignment(
         Token::ASSIGN, pattern, value, pattern->position());
     block_->statements()->Add(
-        factory()->NewExpressionStatement(assignment, RelocInfo::kNoPosition),
+        factory()->NewExpressionStatement(assignment, pattern->position()),
         zone());
     return;
   }