Remove content::IsPdfInternalPluginAllowedOrigin()

With recent code refactoring in https://crrev.com/c/6196281, this
function is now dead code. Also remove
ContentClient::GetPdfInternalPluginAllowedOrigins() and its override,
as those are dead code too.

Bug: 392037570
Change-Id: I3119d4766677bc5f47e5a1b1c40ce66414003256
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/6196282
Commit-Queue: Lei Zhang <thestig@chromium.org>
Reviewed-by: Avi Drissman <avi@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1411244}

chrome/common/chrome_content_client.cc

@@ -34,7 +34,6 @@
 #include "chrome/common/media/cdm_registration.h"
 #include "chrome/common/ppapi_utils.h"
 #include "chrome/common/url_constants.h"
-#include "chrome/common/webui_url_constants.h"
 #include "chrome/grit/common_resources.h"
 #include "chrome/grit/generated_resources.h"
 #include "components/crash/core/common/crash_key.h"
@@ -192,11 +191,6 @@ void ChromeContentClient::AddPlugins(
 #endif  // BUILDFLAG(ENABLE_NACL)
 }
 
-std::vector<url::Origin>
-ChromeContentClient::GetPdfInternalPluginAllowedOrigins() {
-  return {url::Origin::Create(GURL(chrome::kChromeUIPrintURL))};
-}
-
 void ChromeContentClient::AddContentDecryptionModules(
     std::vector<content::CdmInfo>* cdms,
     std::vector<media::CdmHostFilePath>* cdm_host_file_paths) {

chrome/common/chrome_content_client.h

@@ -58,7 +58,6 @@ class ChromeContentClient : public content::ContentClient {
   void SetActiveURL(const GURL& url, std::string top_origin) override;
   void SetGpuInfo(const gpu::GPUInfo& gpu_info) override;
   void AddPlugins(std::vector<content::ContentPluginInfo>* plugins) override;
-  std::vector<url::Origin> GetPdfInternalPluginAllowedOrigins() override;
   void AddContentDecryptionModules(
       std::vector<content::CdmInfo>* cdms,
       std::vector<media::CdmHostFilePath>* cdm_host_file_paths) override;

content/public/common/content_client.cc

@@ -95,10 +95,6 @@ ContentClient::ContentClient()
 ContentClient::~ContentClient() {
 }
 
-std::vector<url::Origin> ContentClient::GetPdfInternalPluginAllowedOrigins() {
-  return {};
-}
-
 std::u16string ContentClient::GetLocalizedString(int message_id) {
   return std::u16string();
 }

content/public/common/content_client.h

@@ -103,9 +103,6 @@ class CONTENT_EXPORT ContentClient {
   // Gives the embedder a chance to register its own plugins.
   virtual void AddPlugins(std::vector<content::ContentPluginInfo>* plugins) {}
 
-  // Returns a list of origins that are allowed to use PDF internal plugin.
-  virtual std::vector<url::Origin> GetPdfInternalPluginAllowedOrigins();
-
   // Gives the embedder a chance to register the Content Decryption Modules
   // (CDM) it supports, as well as the CDM host file paths to verify CDM host.
   // |cdms| or |cdm_host_file_paths| can be null which means that specific list

content/public/common/url_utils.cc

@@ -9,12 +9,10 @@
 #include <string_view>
 
 #include "base/check_op.h"
-#include "base/containers/contains.h"
 #include "base/containers/fixed_flat_set.h"
 #include "base/feature_list.h"
 #include "build/build_config.h"
 #include "content/common/url_schemes.h"
-#include "content/public/common/content_client.h"
 #include "content/public/common/content_features.h"
 #include "content/public/common/url_constants.h"
 #include "third_party/blink/public/common/chrome_debug_urls.h"
@@ -34,11 +32,6 @@ bool HasWebUIOrigin(const url::Origin& origin) {
          origin.scheme() == content::kChromeDevToolsScheme;
 }
 
-bool IsPdfInternalPluginAllowedOrigin(const url::Origin& origin) {
-  return base::Contains(
-      GetContentClient()->GetPdfInternalPluginAllowedOrigins(), origin);
-}
-
 bool IsSavableURL(const GURL& url) {
   for (auto& scheme : GetSavableSchemes()) {
     if (url.SchemeIs(scheme))

content/public/common/url_utils.h

@@ -19,9 +19,6 @@ CONTENT_EXPORT bool HasWebUIScheme(const GURL& url);
 // Returns true if the origin is a WebUI.
 CONTENT_EXPORT bool HasWebUIOrigin(const url::Origin& origin);
 
-// Returns true if the origin is allowed to access the PDF internal plugin.
-CONTENT_EXPORT bool IsPdfInternalPluginAllowedOrigin(const url::Origin& origin);
-
 // Check whether we can do the saving page operation for the specified URL.
 CONTENT_EXPORT bool IsSavableURL(const GURL& url);