[Android] Linking from accessory sheet to passwords

This CL provides the native code to the "Manage passwords..." link in
the passwords accessory bottom sheet.

Bug: 853747
Change-Id: I275171b1889d3ea85e3d8c3eda7feab8eed06495
Reviewed-on: https://chromium-review.googlesource.com/1110131
Commit-Queue: Friedrich Horschig <fhorschig@chromium.org>
Reviewed-by: Vasilii Sukhanov <vasilii@chromium.org>
Cr-Commit-Position: refs/heads/master@{#569587}

chrome/app/generated_resources.grd

@@ -5294,6 +5294,9 @@ the Bookmarks menu.">
         <message name="IDS_PASSWORD_MANAGER_ACCESSORY_PASSWORD_LIST_TITLE" desc="The title of a list of saved passwords for the currently visible site.">
           Saved passwords for <ph name="domain">$1<ex>example.com</ex></ph>
         </message>
+        <message name="IDS_PASSWORD_MANAGER_ACCESSORY_ALL_PASSWORDS_LINK" desc="The text of the link in the password sheet that opens the password management section.">
+          Manage passwords...
+        </message>
       </if>
 
       <!-- Android uses custom UI for Bookmark importing -->

chrome/browser/password_manager/password_accessory_controller.cc

@@ -18,6 +18,8 @@
 #include "components/strings/grit/components_strings.h"
 #include "ui/base/l10n/l10n_util.h"
 
+#include "chrome/browser/android/preferences/preferences_launcher.h"
+
 using autofill::PasswordForm;
 using Item = PasswordAccessoryViewInterface::AccessoryItem;
 
@@ -103,6 +105,15 @@ void PasswordAccessoryController::OnFillingTriggered(
   driver->FillIntoFocusedField(is_password, textToFill);
 }
 
+void PasswordAccessoryController::OnOptionSelected(
+    const base::string16& selectedOption) const {
+  if (selectedOption ==
+      l10n_util::GetStringUTF16(
+          IDS_PASSWORD_MANAGER_ACCESSORY_ALL_PASSWORDS_LINK)) {
+    chrome::android::PreferencesLauncher::ShowPasswordSettings();
+  }
+}
+
 gfx::NativeView PasswordAccessoryController::container_view() const {
   return web_contents_->GetNativeView();
 }

chrome/browser/password_manager/password_accessory_controller.h

@@ -54,6 +54,9 @@ class PasswordAccessoryController
   void OnFillingTriggered(bool is_password,
                           const base::string16& textToFill) const;
 
+  // Called by the UI code because a user triggered the |selectedOption|.
+  void OnOptionSelected(const base::string16& selectedOption) const;
+
   // The web page view containing the focused field.
   gfx::NativeView container_view() const;