SnapdragonCamera: Fix app auto close when repeat plug in/out USB cable

When the system try to unmount SDcard, it will kill the process which
hold the instance of media provider.

When camera is in idle state, do not keep the media provider instance.

Change-Id: Ie1edf2397544e613435f0930dba73da9660616cd
CRs-Fixed: 823334

1 files changed, 1 insertions, 21 deletions

diff --git a/src/com/android/camera/PhotoModule.java b/src/com/android/camera/PhotoModule.java
index b7e2f8ea5..8a091def1 100644
--- a/src/com/android/camera/PhotoModule.java
+++ b/src/com/android/camera/PhotoModule.java
@@ -19,7 +19,6 @@ package com.android.camera;
 
 import android.annotation.TargetApi;
 import android.app.Activity;
-import android.content.ContentProviderClient;
 import android.content.ContentResolver;
 import android.content.Context;
 import android.content.Intent;
@@ -198,7 +197,6 @@ public class PhotoModule
 
     private static final String sTempCropFilename = "crop-temp";
 
-    private ContentProviderClient mMediaProviderClient;
     private boolean mFaceDetectionStarted = false;
 
     private static final String PERSIST_LONG_ENABLE = "persist.camera.longshot.enable";
@@ -828,16 +826,6 @@ public class PhotoModule
                 Toast.LENGTH_SHORT).show();
     }
 
-    private void keepMediaProviderInstance() {
-        // We want to keep a reference to MediaProvider in camera's lifecycle.
-        // TODO: Utilize mMediaProviderClient instance to replace
-        // ContentResolver calls.
-        if (mMediaProviderClient == null) {
-            mMediaProviderClient = mContentResolver
-                    .acquireContentProviderClient(MediaStore.AUTHORITY);
-        }
-    }
-
     // Snapshots can only be taken after this is called. It should be called
     // once only. We could have done these things in onCreate() but we want to
     // make preview screen appear as soon as possible.
@@ -851,8 +839,6 @@ public class PhotoModule
                 mPreferences, mContentResolver);
         mLocationManager.recordLocation(recordLocation);
 
-        keepMediaProviderInstance();
-
         mUI.initializeFirstTime();
         MediaSaveService s = mActivity.getMediaSaveService();
         // We set the listener only when both service and shutterbutton
@@ -885,7 +871,6 @@ public class PhotoModule
             mUI.showSwitcher();
         }
         mUI.initializeSecondTime(mParameters);
-        keepMediaProviderInstance();
     }
 
     private void showTapToFocusToastIfNeeded() {
@@ -2029,12 +2014,7 @@ public class PhotoModule
     }
 
     @Override
-    public void onStop() {
-        if (mMediaProviderClient != null) {
-            mMediaProviderClient.release();
-            mMediaProviderClient = null;
-        }
-    }
+    public void onStop() {}
 
     @Override
     public void onCaptureCancelled() {