Update the alignment of the chrome://apps theme attribution when theme is installed

chrome/browser/ui/webui/ntp/ntp_resource_cache.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/ui/webui/ntp/ntp_resource_cache.h"
 
 #include <string>
 #include <vector>
 
 #include "base/command_line.h"
@@ skipping 478 matching lines @@
 
   NewTabPageHandler::GetLocalizedValues(profile_, &load_time_data);
   AppLauncherLoginHandler::GetLocalizedValues(profile_, &load_time_data);
 
   webui::SetLoadTimeDataDefaults(app_locale, &load_time_data);
 
   // Control fade and resize animations.
   load_time_data.SetBoolean("anim",
                             gfx::Animation::ShouldRenderRichAnimation());
 
-  ui::ThemeProvider* tp = ThemeServiceFactory::GetForProfile(profile_);
-  int alignment = tp->GetDisplayProperty(
-      ThemeProperties::NTP_BACKGROUND_ALIGNMENT);
-  load_time_data.SetString("themegravity",
-      (alignment & ThemeProperties::ALIGN_RIGHT) ? "right" : "");
-
   // Disable the promo if this is the first run, otherwise set the promo string
   // for display if there is a valid outstanding promo.
   if (first_run::IsChromeFirstRun()) {
     web_resource::HandleNotificationPromoClosed(
         web_resource::NotificationPromo::NTP_NOTIFICATION_PROMO);
   } else {
     web_resource::NotificationPromo notification_promo(
         g_browser_process->local_state());
     notification_promo.InitFromPrefs(
         web_resource::NotificationPromo::NTP_NOTIFICATION_PROMO);
@@ skipping 132 matching lines @@
   substitutions["backgroundBarAttached"] = GetNewTabBackgroundCSS(tp, true);
   substitutions["backgroundTiling"] = GetNewTabBackgroundTilingCSS(tp);
   substitutions["colorTextRgba"] = SkColorToRGBAString(color_text);
   substitutions["colorSectionBorder"] =
       SkColorToRGBAString(color_section_border);
   substitutions["colorTextLight"] = SkColorToRGBAString(color_text_light);
   substitutions["colorSectionBorder"] =
       SkColorToRGBComponents(color_section_border);
   substitutions["colorText"] = SkColorToRGBComponents(color_text);
 
+  // For themes that right-align the background, we flip the attribution to the
+  // left to avoid conflicts.
+  int alignment = tp->GetDisplayProperty(
+      ThemeProperties::NTP_BACKGROUND_ALIGNMENT);
+  if (alignment & ThemeProperties::ALIGN_RIGHT) {
+    substitutions["leftAlignAttribution"] = "0";
+    substitutions["rightAlignAttribution"] = "auto";
+    substitutions["textAlignAttribution"] = "right";
+  } else {
+    substitutions["leftAlignAttribution"] = "auto";
+    substitutions["rightAlignAttribution"] = "0";
+    substitutions["textAlignAttribution"] = "left";
+  }
+
   // Get our template.
   static const base::StringPiece new_tab_theme_css(
       ResourceBundle::GetSharedInstance().GetRawDataResource(
           IDR_NEW_TAB_4_THEME_CSS));
 
   // Create the string from our template and the replacements.
   std::string css_string =
       ui::ReplaceTemplateExpressions(new_tab_theme_css, substitutions);
   new_tab_css_ = base::RefCountedString::TakeString(&css_string);
 }