Add PDF Searchify Save feature flag.

Add a feature flag to enable saving PDFs with extracted text by
Searchify feature. The flag will be used both in C++ and WebUI code.

Bug: 382610226
Change-Id: I1065e88f803a30f83a116b6996c6103b5009a5f1
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/6075075
Auto-Submit: Ramin Halavati <rhalavati@chromium.org>
Reviewed-by: Lei Zhang <thestig@chromium.org>
Commit-Queue: Ramin Halavati <rhalavati@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1393156}

chrome/browser/pdf/pdf_extension_util.cc

@@ -264,6 +264,8 @@ void AddAdditionalData(bool enable_printing,
   dict->Set("pdfUseShowSaveFilePicker",
             base::FeatureList::IsEnabled(
                 chrome_pdf::features::kPdfUseShowSaveFilePicker));
+  dict->Set("pdfSearchifySaveEnabled",
+            chrome_pdf::features::IsPdfSearchifySaveEnabled());
 }
 
 bool MaybeDispatchSaveEvent(content::RenderFrameHost* embedder_host) {

pdf/pdf_features.cc

@@ -43,6 +43,10 @@ BASE_FEATURE(kPdfPortfolio, "PdfPortfolio", base::FEATURE_DISABLED_BY_DEFAULT);
 
 BASE_FEATURE(kPdfSearchify, "PdfSearchify", base::FEATURE_DISABLED_BY_DEFAULT);
 
+BASE_FEATURE(kPdfSearchifySave,
+             "PdfSearchifySave",
+             base::FEATURE_DISABLED_BY_DEFAULT);
+
 BASE_FEATURE(kPdfUseShowSaveFilePicker,
              "PdfUseShowSaveFilePicker",
              base::FEATURE_DISABLED_BY_DEFAULT);
@@ -69,4 +73,9 @@ bool IsOopifPdfEnabled() {
          base::FeatureList::IsEnabled(kPdfOopif);
 }
 
+bool IsPdfSearchifySaveEnabled() {
+  return base::FeatureList::IsEnabled(kPdfSearchify) &&
+         base::FeatureList::IsEnabled(kPdfSearchifySave);
+}
+
 }  // namespace chrome_pdf::features

pdf/pdf_features.h

@@ -23,6 +23,7 @@ BASE_DECLARE_FEATURE(kPdfPaintManagerDrawsBackground);
 BASE_DECLARE_FEATURE(kPdfPartialLoading);
 BASE_DECLARE_FEATURE(kPdfPortfolio);
 BASE_DECLARE_FEATURE(kPdfSearchify);
+BASE_DECLARE_FEATURE(kPdfSearchifySave);
 BASE_DECLARE_FEATURE(kPdfUseShowSaveFilePicker);
 BASE_DECLARE_FEATURE(kPdfUseSkiaRenderer);
 BASE_DECLARE_FEATURE(kPdfXfaSupport);
@@ -39,6 +40,9 @@ void SetIsOopifPdfPolicyEnabled(bool is_oopif_pdf_policy_enabled);
 // PDF viewer should be used.
 bool IsOopifPdfEnabled();
 
+// Returns whether PDF Searchify and PDF Searchify Save features are enabled.
+bool IsPdfSearchifySaveEnabled();
+
 }  // namespace chrome_pdf::features
 
 #endif  // PDF_PDF_FEATURES_H_