Remove hidePrintWithSystemDialog disableability

Only used for Metro on Windows, which no longer exists.

R=dpapad@chromium.org
BUG=558054

Review URL: https://codereview.chromium.org/1809213002

Cr-Commit-Position: refs/heads/master@{#381803}

chrome/browser/resources/print_preview/native_layer.js

@@ -481,7 +481,6 @@ cr.define('print_preview', function() {
       var nativeInitialSettings = new print_preview.NativeInitialSettings(
           initialSettings['printAutomaticallyInKioskMode'] || false,
           initialSettings['appKioskMode'] || false,
-          initialSettings['hidePrintWithSystemDialogLink'] || false,
           numberFormatSymbols[0] || ',',
           numberFormatSymbols[1] || '.',
           unitType,
@@ -938,7 +937,6 @@ cr.define('print_preview', function() {
   function NativeInitialSettings(
       isInKioskAutoPrintMode,
       isInAppKioskMode,
-      hidePrintWithSystemDialogLink,
       thousandsDelimeter,
       decimalDelimeter,
       unitType,
@@ -964,13 +962,6 @@ cr.define('print_preview', function() {
      */
     this.isInAppKioskMode_ = isInAppKioskMode;
 
-    /**
-     * Whether we should hide the link which shows the system print dialog.
-     * @type {boolean}
-     * @private
-     */
-    this.hidePrintWithSystemDialogLink_ = hidePrintWithSystemDialogLink;
-
     /**
      * Character delimeter of thousands digits.
      * @type {string}
@@ -1059,14 +1050,6 @@ cr.define('print_preview', function() {
       return this.isInAppKioskMode_;
     },
 
-    /**
-     * @return {boolean} Whether we should hide the link which shows the
-           system print dialog.
-     */
-    get hidePrintWithSystemDialogLink() {
-      return this.hidePrintWithSystemDialogLink_;
-    },
-
     /** @return {string} Character delimeter of thousands digits. */
     get thousandsDelimeter() {
       return this.thousandsDelimeter_;

chrome/browser/resources/print_preview/print_preview.js

@@ -651,8 +651,7 @@ cr.define('print_preview', function() {
       this.appState_.setInitialized();
 
       $('document-title').innerText = settings.documentTitle;
-      this.hideSystemDialogLink_ = settings.hidePrintWithSystemDialogLink ||
-                                   settings.isInAppKioskMode;
+      this.hideSystemDialogLink_ = settings.isInAppKioskMode;
       if ($('system-dialog-link')) {
         setIsVisible($('system-dialog-link'),
                      this.shouldShowSystemDialogLink_());

chrome/browser/ui/webui/print_preview/print_preview_handler.cc

@@ -167,9 +167,6 @@ const char kPrintAutomaticallyInKioskMode[] = "printAutomaticallyInKioskMode";
 const char kAppKioskMode[] = "appKioskMode";
 // Dictionary field to store Cloud Print base URL.
 const char kCloudPrintUrl[] = "cloudPrintUrl";
-#if defined(OS_WIN)
-const char kHidePrintWithSystemDialogLink[] = "hidePrintWithSystemDialogLink";
-#endif
 // Name of a dictionary field holding the state of selection for document.
 const char kDocumentHasSelection[] = "documentHasSelection";
 // Dictionary field holding the default destination selection rules.
@@ -1293,13 +1290,6 @@ void PrintPreviewHandler::SendInitialSettings(
                               cmdline->HasSwitch(switches::kKioskModePrinting));
   initial_settings.SetBoolean(kAppKioskMode,
                               chrome::IsRunningInForcedAppMode());
-#if defined(OS_WIN)
-  // In Win8 metro, the system print dialog can only open on the desktop.  Doing
-  // so will cause the browser to appear hung, so we don't show the link in
-  // metro.
-  bool is_ash = (chrome::GetActiveDesktop() == chrome::HOST_DESKTOP_TYPE_ASH);
-  initial_settings.SetBoolean(kHidePrintWithSystemDialogLink, is_ash);
-#endif
   if (prefs) {
     const std::string rules_str =
         prefs->GetString(prefs::kPrintPreviewDefaultDestinationSelectionRules);

chrome/test/data/webui/print_preview.js

@@ -172,7 +172,6 @@ PrintPreviewWebUITest.prototype = {
     this.initialSettings_ = new print_preview.NativeInitialSettings(
       false /*isInKioskAutoPrintMode*/,
       false /*isInAppKioskMode*/,
-      false /*hidePrintWithSystemDialogLink*/,
       ',' /*thousandsDelimeter*/,
       '.' /*decimalDelimeter*/,
       1 /*unitType*/,