Remove |page| parameter in FPDFAnnot_GetFormFieldFlags().

It is not actually used for anything.

Change-Id: I39f23508fd14be6e902e01fb5cf35045892d1b4d
Reviewed-on: https://pdfium-review.googlesource.com/c/pdfium/+/57930
Reviewed-by: Tom Sepez <tsepez@chromium.org>
Commit-Queue: Lei Zhang <thestig@chromium.org>

fpdfsdk/fpdf_annot.cpp

diff --git a/fpdfsdk/fpdf_annot.cpp b/fpdfsdk/fpdf_annot.cpp
index 1274b4a..7877695 100644
--- a/fpdfsdk/fpdf_annot.cpp
+++ b/fpdfsdk/fpdf_annot.cpp
@@ -841,17 +841,11 @@
 }
 
 FPDF_EXPORT int FPDF_CALLCONV
-FPDFAnnot_GetFormFieldFlags(FPDF_FORMHANDLE hHandle,
-                            FPDF_PAGE page,
-                            FPDF_ANNOTATION annot) {
+FPDFAnnot_GetFormFieldFlags(FPDF_FORMHANDLE hHandle, FPDF_ANNOTATION annot) {
   CPDFSDK_InteractiveForm* pForm = FormHandleToInteractiveForm(hHandle);
   if (!pForm)
     return FPDF_FORMFLAG_NONE;
 
-  CPDF_Page* pPage = CPDFPageFromFPDFPage(page);
-  if (!pPage)
-    return FPDF_FORMFLAG_NONE;
-
   CPDF_Dictionary* pAnnotDict = GetAnnotDictFromFPDFAnnotation(annot);
   if (!pAnnotDict)
     return FPDF_FORMFLAG_NONE;

fpdfsdk/fpdf_annot_embeddertest.cpp

diff --git a/fpdfsdk/fpdf_annot_embeddertest.cpp b/fpdfsdk/fpdf_annot_embeddertest.cpp
index aaf3657..625a4b0 100644
--- a/fpdfsdk/fpdf_annot_embeddertest.cpp
+++ b/fpdfsdk/fpdf_annot_embeddertest.cpp
@@ -1427,7 +1427,7 @@
     ASSERT_TRUE(annot);
 
     // Check that the flag values are as expected.
-    int flags = FPDFAnnot_GetFormFieldFlags(form_handle(), page, annot.get());
+    int flags = FPDFAnnot_GetFormFieldFlags(form_handle(), annot.get());
     EXPECT_FALSE(flags & FPDF_FORMFLAG_READONLY);
   }
 
@@ -1437,7 +1437,7 @@
     ASSERT_TRUE(annot);
 
     // Check that the flag values are as expected.
-    int flags = FPDFAnnot_GetFormFieldFlags(form_handle(), page, annot.get());
+    int flags = FPDFAnnot_GetFormFieldFlags(form_handle(), annot.get());
     EXPECT_TRUE(flags & FPDF_FORMFLAG_READONLY);
   }
 
@@ -1456,7 +1456,7 @@
     ASSERT_TRUE(annot);
 
     // Check that the flag values are as expected.
-    int flags = FPDFAnnot_GetFormFieldFlags(form_handle(), page, annot.get());
+    int flags = FPDFAnnot_GetFormFieldFlags(form_handle(), annot.get());
     EXPECT_FALSE(flags & FPDF_FORMFLAG_READONLY);
     EXPECT_TRUE(flags & FPDF_FORMFLAG_CHOICE_COMBO);
     EXPECT_TRUE(flags & FPDF_FORMFLAG_CHOICE_EDIT);
@@ -1468,7 +1468,7 @@
     ASSERT_TRUE(annot);
 
     // Check that the flag values are as expected.
-    int flags = FPDFAnnot_GetFormFieldFlags(form_handle(), page, annot.get());
+    int flags = FPDFAnnot_GetFormFieldFlags(form_handle(), annot.get());
     EXPECT_FALSE(flags & FPDF_FORMFLAG_READONLY);
     EXPECT_TRUE(flags & FPDF_FORMFLAG_CHOICE_COMBO);
     EXPECT_FALSE(flags & FPDF_FORMFLAG_CHOICE_EDIT);
@@ -1480,7 +1480,7 @@
     ASSERT_TRUE(annot);
 
     // Check that the flag values are as expected.
-    int flags = FPDFAnnot_GetFormFieldFlags(form_handle(), page, annot.get());
+    int flags = FPDFAnnot_GetFormFieldFlags(form_handle(), annot.get());
     EXPECT_TRUE(flags & FPDF_FORMFLAG_READONLY);
     EXPECT_TRUE(flags & FPDF_FORMFLAG_CHOICE_COMBO);
     EXPECT_FALSE(flags & FPDF_FORMFLAG_CHOICE_EDIT);
@@ -1526,7 +1526,7 @@
     ASSERT_TRUE(annot);
 
     // Check that interactive form annotation flag values are as expected.
-    int flags = FPDFAnnot_GetFormFieldFlags(form_handle(), page, annot.get());
+    int flags = FPDFAnnot_GetFormFieldFlags(form_handle(), annot.get());
     EXPECT_FALSE(flags & FPDF_FORMFLAG_READONLY);
   }
 
@@ -1537,7 +1537,7 @@
     ASSERT_TRUE(annot);
 
     // Check that interactive form annotation flag values are as expected.
-    int flags = FPDFAnnot_GetFormFieldFlags(form_handle(), page, annot.get());
+    int flags = FPDFAnnot_GetFormFieldFlags(form_handle(), annot.get());
     EXPECT_TRUE(flags & FPDF_FORMFLAG_READONLY);
   }
 
@@ -1557,7 +1557,7 @@
     ASSERT_TRUE(annot);
 
     // Check that interactive form annotation flag values are as expected.
-    int flags = FPDFAnnot_GetFormFieldFlags(form_handle(), page, annot.get());
+    int flags = FPDFAnnot_GetFormFieldFlags(form_handle(), annot.get());
     EXPECT_FALSE(flags & FPDF_FORMFLAG_READONLY);
     EXPECT_TRUE(flags & FPDF_FORMFLAG_CHOICE_COMBO);
     EXPECT_TRUE(flags & FPDF_FORMFLAG_CHOICE_EDIT);
@@ -1570,7 +1570,7 @@
     ASSERT_TRUE(annot);
 
     // Check that interactive form annotation flag values are as expected.
-    int flags = FPDFAnnot_GetFormFieldFlags(form_handle(), page, annot.get());
+    int flags = FPDFAnnot_GetFormFieldFlags(form_handle(), annot.get());
     EXPECT_FALSE(flags & FPDF_FORMFLAG_READONLY);
     EXPECT_TRUE(flags & FPDF_FORMFLAG_CHOICE_COMBO);
     EXPECT_FALSE(flags & FPDF_FORMFLAG_CHOICE_EDIT);
@@ -1583,7 +1583,7 @@
     ASSERT_TRUE(annot);
 
     // Check that interactive form annotation flag values are as expected.
-    int flags = FPDFAnnot_GetFormFieldFlags(form_handle(), page, annot.get());
+    int flags = FPDFAnnot_GetFormFieldFlags(form_handle(), annot.get());
     EXPECT_TRUE(flags & FPDF_FORMFLAG_READONLY);
     EXPECT_TRUE(flags & FPDF_FORMFLAG_CHOICE_COMBO);
     EXPECT_FALSE(flags & FPDF_FORMFLAG_CHOICE_EDIT);

public/fpdf_annot.h

diff --git a/public/fpdf_annot.h b/public/fpdf_annot.h
index e6e7765..411efae 100644
--- a/public/fpdf_annot.h
+++ b/public/fpdf_annot.h
@@ -519,18 +519,15 @@
                                                        int flags);
 
 // Experimental API.
-// Get the annotation flags of |annot|, which is an interactive form
-// annotation in |page|.
+// Get the annotation flags of |annot|.
 //
 //    hHandle     -   handle to the form fill module, returned by
 //                    FPDFDOC_InitFormFillEnvironment().
-//    page        -   handle to a page.
 //    annot       -   handle to an interactive form annotation.
 //
 // Returns the annotation flags specific to interactive forms.
 FPDF_EXPORT int FPDF_CALLCONV
 FPDFAnnot_GetFormFieldFlags(FPDF_FORMHANDLE handle,
-                            FPDF_PAGE page,
                             FPDF_ANNOTATION annot);
 
 // Experimental API.