Add patch for Android Q

patches/android_frameworks_base-Q.patch

@@ -0,0 +1,88 @@
+diff --git a/core/res/AndroidManifest.xml b/core/res/AndroidManifest.xml
+index a3fccd96f22..383c702955f 100644
+--- a/core/res/AndroidManifest.xml
++++ b/core/res/AndroidManifest.xml
+@@ -2628,6 +2628,13 @@
+         android:description="@string/permdesc_getPackageSize"
+         android:protectionLevel="normal" />
+
++    <!-- @hide Allows an application to change the package signature as
++         seen by applications -->
++    <permission android:name="android.permission.FAKE_PACKAGE_SIGNATURE"
++        android:protectionLevel="dangerous"
++        android:label="@string/permlab_fakePackageSignature"
++        android:description="@string/permdesc_fakePackageSignature" />
++
+     <!-- @deprecated No longer useful, see
+          {@link android.content.pm.PackageManager#addPackageToPreferred}
+          for details. -->
+diff --git a/core/res/res/values/config.xml b/core/res/res/values/config.xml
+index 0391530c483..5df70cc1bd1 100644
+--- a/core/res/res/values/config.xml
++++ b/core/res/res/values/config.xml
+@@ -1855,6 +1855,8 @@
+     <string-array name="config_locationProviderPackageNames" translatable="false">
+         <!-- The standard AOSP fused location provider -->
+         <item>com.android.location.fused</item>
++        <!-- The (faked) microg fused location provider (a free reimplementation) -->
++        <item>com.google.android.gms</item>
+     </string-array>
+
+     <!-- This string array can be overriden to enable test location providers initially. -->
+diff --git a/core/res/res/values/strings.xml b/core/res/res/values/strings.xml
+index 152b131af8f..f8d87a37064 100644
+--- a/core/res/res/values/strings.xml
++++ b/core/res/res/values/strings.xml
+@@ -827,6 +827,11 @@
+
+     <!--  Permissions -->
+
++    <!-- Title of an application permission, listed so the user can choose whether they want to allow the application to do this. -->
++    <string name="permlab_fakePackageSignature">Spoof package signature</string>
++    <!-- Description of an application permission, listed so the user can choose whether they want to allow the application to do this. -->
++    <string name="permdesc_fakePackageSignature">Allows the app to pretend to be a different app. Malicious applications might be able to use this to access private application data. Legitimate uses include an emulator pretending to be what it emulates. Grant this permission with caution only!</string>
++
+     <!-- Title of an application permission, listed so the user can choose whether they want to allow the application to do this. -->
+     <string name="permlab_statusBar">disable or modify status bar</string>
+     <!-- Description of an application permission, listed so the user can choose whether they want to allow the application to do this. -->
+diff --git a/services/core/java/com/android/server/pm/PackageManagerService.java b/services/core/java/com/android/server/pm/PackageManagerService.java
+index 7469e099421..48e78eff9db 100644
+--- a/services/core/java/com/android/server/pm/PackageManagerService.java
++++ b/services/core/java/com/android/server/pm/PackageManagerService.java
+@@ -4092,8 +4092,9 @@ public class PackageManagerService extends IPackageManager.Stub
+             final Set<String> permissions = ArrayUtils.isEmpty(p.requestedPermissions)
+                     ? Collections.emptySet() : permissionsState.getPermissions(userId);
+
+-            PackageInfo packageInfo = PackageParser.generatePackageInfo(p, gids, flags,
+-                    ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId);
++            PackageInfo packageInfo = mayFakeSignature(p, PackageParser.generatePackageInfo(p, gids, flags,
++                    ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId),
++                    permissions);
+
+             if (packageInfo == null) {
+                 return null;
+@@ -4129,6 +4130,24 @@ public class PackageManagerService extends IPackageManager.Stub
+         }
+     }
+
++    private PackageInfo mayFakeSignature(PackageParser.Package p, PackageInfo pi,
++            Set<String> permissions) {
++        try {
++            if (permissions.contains("android.permission.FAKE_PACKAGE_SIGNATURE")
++                    && p.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1
++                    && p.mAppMetaData != null) {
++                String sig = p.mAppMetaData.getString("fake-signature");
++                if (sig != null) {
++                    pi.signatures = new Signature[] {new Signature(sig)};
++                }
++            }
++        } catch (Throwable t) {
++            // We should never die because of any failures, this is system code!
++            Log.w("PackageManagerService.FAKE_PACKAGE_SIGNATURE", t);
++	    }
++        return pi;
++    }
++
+     @Override
+     public void checkPackageStartable(String packageName, int userId) {
+         final int callingUid = Binder.getCallingUid();