Remove app preference from ANGLE logic

* Since we no longer plan to allow apps to specify a preference,
  remove the JNI plumbing.
* Also remove any uses and helpers sending it to ANGLE.

Bug: 80239516
Test: Manual build, ensure rules are followed
Test: cts-tradefed run singleCommand cts -m CtsAngleIntegrationHostTestCases
Change-Id: I080203fe9dc7d4935341aae8bfdb5e5e143e46cd
diff --git a/libs/graphicsenv/GraphicsEnv.cpp b/libs/graphicsenv/GraphicsEnv.cpp
index 97b4828..afa32b6 100644
--- a/libs/graphicsenv/GraphicsEnv.cpp
+++ b/libs/graphicsenv/GraphicsEnv.cpp
@@ -68,8 +68,7 @@
 }
 
 void GraphicsEnv::setAngleInfo(const std::string path, const std::string appName,
-                               const std::string appPref, bool developerOptIn,
-                               const int rulesFd, const long rulesOffset,
+                               bool developerOptIn, const int rulesFd, const long rulesOffset,
                                const long rulesLength) {
     if (!mAnglePath.empty()) {
         ALOGV("ignoring attempt to change ANGLE path from '%s' to '%s'", mAnglePath.c_str(),
@@ -87,14 +86,6 @@
         mAngleAppName = appName;
     }
 
-    if (!mAngleAppPref.empty()) {
-        ALOGV("ignoring attempt to change ANGLE application opt-in from '%s' to '%s'",
-              mAngleAppPref.c_str(), appPref.c_str());
-    } else {
-        ALOGV("setting ANGLE application opt-in to '%s'", appPref.c_str());
-        mAngleAppPref = appPref;
-    }
-
     mAngleDeveloperOptIn = developerOptIn;
 
     ALOGV("setting ANGLE rules file descriptor to '%i'", rulesFd);
@@ -128,11 +119,6 @@
     return mAngleDeveloperOptIn;
 }
 
-const char* GraphicsEnv::getAngleAppPref() {
-    if (mAngleAppPref.empty()) return nullptr;
-    return mAngleAppPref.c_str();
-}
-
 int GraphicsEnv::getAngleRulesFd() {
     return mAngleRulesFd;
 }
diff --git a/libs/graphicsenv/include/graphicsenv/GraphicsEnv.h b/libs/graphicsenv/include/graphicsenv/GraphicsEnv.h
index 528c260..20e4d66 100644
--- a/libs/graphicsenv/include/graphicsenv/GraphicsEnv.h
+++ b/libs/graphicsenv/include/graphicsenv/GraphicsEnv.h
@@ -44,9 +44,8 @@
     // (libraries must be stored uncompressed and page aligned); such elements
     // in the search path must have a '!' after the zip filename, e.g.
     //     /system/app/ANGLEPrebuilt/ANGLEPrebuilt.apk!/lib/arm64-v8a
-    void setAngleInfo(const std::string path, const std::string appName, const std::string appPref,
-                      bool devOptIn, const int rulesFd, const long rulesOffset,
-                      const long rulesLength);
+    void setAngleInfo(const std::string path, const std::string appName, bool devOptIn,
+                      const int rulesFd, const long rulesOffset, const long rulesLength);
     android_namespace_t* getAngleNamespace();
     const char* getAngleAppName();
     const char* getAngleAppPref();
@@ -70,7 +69,6 @@
     std::string mDriverPath;
     std::string mAnglePath;
     std::string mAngleAppName;
-    std::string mAngleAppPref;
     bool mAngleDeveloperOptIn;
     int mAngleRulesFd;
     long mAngleRulesOffset;