Enable print as image by default

chrome/test/data/webui/print_preview.js

Index: chrome/test/data/webui/print_preview.js
diff --git a/chrome/test/data/webui/print_preview.js b/chrome/test/data/webui/print_preview.js
index 68d90b86108b4ac998167ce430c4aa8399640580..55f6e4a99b846df39d5b5af094748face72863d3 100644
--- a/chrome/test/data/webui/print_preview.js
+++ b/chrome/test/data/webui/print_preview.js
@@ -59,21 +59,6 @@ PrintPreviewWebUITest.prototype = {
   isAsync: true,
 
   /**
-   * @override
-   */
-  testGenPreamble: function() {
-    // Enable print as image for tests on non Windows/Mac.
-    GEN('#if !defined(OS_WINDOWS) && !defined(OS_MACOSX)');
-    GEN('  base::FeatureList::ClearInstanceForTesting();');
-    GEN('  std::unique_ptr<base::FeatureList>');
-    GEN('      feature_list(new base::FeatureList);');
-    GEN('  feature_list->InitializeFromCommandLine(');
-    GEN('      features::kPrintPdfAsImage.name, std::string());');
-    GEN('  base::FeatureList::SetInstance(std::move(feature_list));');
-    GEN('#endif');
-  },
-
-  /**
    * Stub out low-level functionality like the NativeLayer and
    * CloudPrintInterface.
    * @this {PrintPreviewWebUITest}
@@ -421,7 +406,9 @@ function getCddTemplate(printerId) {
 }
 
 function isPrintAsImageEnabled() {
-  return !cr.isWindows && !cr.isMac;
+  // Should be enabled by default on non Windows/Mac
+  return (!cr.isWindows && !cr.isMac &&
+          loadTimeData.getBoolean('printPdfAsImageEnabled'));
 }
 
 // Test restore settings with one destination.