[torque] allow multiple errors (one per declarable)

Drive-by fix: For JSON, it's illegal to have an \' escape sequence in a
double quote (") string literal.

Bug: v8:8880
Change-Id: I16de0ee731e93f5ea0db8f743c9b363a6bf50a43
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1631599
Auto-Submit: Tobias Tebbi <tebbi@chromium.org>
Commit-Queue: Simon Zünd <szuend@chromium.org>
Reviewed-by: Simon Zünd <szuend@chromium.org>
Cr-Commit-Position: refs/heads/master@{#61868}

src/torque/implementation-visitor.cc

@@ -2583,7 +2583,11 @@ void ImplementationVisitor::VisitAllDeclarables() {
   // This has to be an index-based loop because all_declarables can be extended
   // during the loop.
   for (size_t i = 0; i < all_declarables.size(); ++i) {
-    Visit(all_declarables[i].get());
+    try {
+      Visit(all_declarables[i].get());
+    } catch (TorqueAbortCompilation&) {
+      // Recover from compile errors here. The error is recorded already.
+    }
   }
 }
 

src/torque/utils.cc

@@ -62,7 +62,6 @@ std::string StringLiteralQuote(const std::string& s) {
       case '\t':
         result << "\\t";
         break;
-      case '\'':
       case '"':
       case '\\':
         result << "\\" << s[i];