OOP PDF: Do not call setZoom in response to an onZoomChange event.

chrome/browser/pdf/pdf_extension_test.cc

Index: chrome/browser/pdf/pdf_extension_test.cc
diff --git a/chrome/browser/pdf/pdf_extension_test.cc b/chrome/browser/pdf/pdf_extension_test.cc
index d89c474cfd53d9a79a80245079d2da02a4733a93..792ecfbf7a99908f6741e82d579258529a9722b4 100644
--- a/chrome/browser/pdf/pdf_extension_test.cc
+++ b/chrome/browser/pdf/pdf_extension_test.cc
@@ -107,3 +107,7 @@ IN_PROC_BROWSER_TEST_F(PDFExtensionTest, Navigator) {
 IN_PROC_BROWSER_TEST_F(PDFExtensionTest, ParamsParser) {
   RunTestsInFile("params_parser_test.js", "test.pdf");
 }
+
+IN_PROC_BROWSER_TEST_F(PDFExtensionTest, ZoomManager) {
+  RunTestsInFile("zoom_manager_test.js", "test.pdf");
+}