Remove dead code from AssetStreamAdapter.

After "Use at least SkStreamAsset for SkTypefaces." there is now dead
code in AssetStreamAdapter. Remove the code and update the users.

Change-Id: I17a9d82dd6ca4d87a951c1570dc91de7f2fc54f2

4 files changed, 5 insertions, 37 deletions

diff --git a/core/jni/android/graphics/BitmapFactory.cpp b/core/jni/android/graphics/BitmapFactory.cpp
index 37f33a9..672008d 100644
--- a/core/jni/android/graphics/BitmapFactory.cpp
+++ b/core/jni/android/graphics/BitmapFactory.cpp
@@ -523,8 +523,7 @@ static jobject nativeDecodeAsset(JNIEnv* env, jobject clazz, jlong native_asset,
     Asset* asset = reinterpret_cast<Asset*>(native_asset);
     // since we know we'll be done with the asset when we return, we can
     // just use a simple wrapper
-    SkAutoTUnref<SkStreamRewindable> stream(new AssetStreamAdaptor(asset,
-            AssetStreamAdaptor::kNo_OwnAsset, AssetStreamAdaptor::kNo_HasMemoryBase));
+    SkAutoTUnref<SkStreamRewindable> stream(new AssetStreamAdaptor(asset));
     return doDecode(env, stream, padding, options);
 }
 
diff --git a/core/jni/android/graphics/Movie.cpp b/core/jni/android/graphics/Movie.cpp
index 1430c7e..134551d 100644
--- a/core/jni/android/graphics/Movie.cpp
+++ b/core/jni/android/graphics/Movie.cpp
@@ -84,9 +84,7 @@ static void movie_draw(JNIEnv* env, jobject movie, jlong canvasHandle,
 static jobject movie_decodeAsset(JNIEnv* env, jobject clazz, jlong native_asset) {
     android::Asset* asset = reinterpret_cast<android::Asset*>(native_asset);
     if (asset == NULL) return NULL;
-    SkAutoTUnref<SkStreamRewindable> stream (new android::AssetStreamAdaptor(asset,
-            android::AssetStreamAdaptor::kNo_OwnAsset,
-            android::AssetStreamAdaptor::kNo_HasMemoryBase));
+    SkAutoTUnref<SkStreamRewindable> stream(new android::AssetStreamAdaptor(asset));
     SkMovie* moov = SkMovie::DecodeStream(stream.get());
     return create_jmovie(env, moov);
 }
diff --git a/core/jni/android/graphics/Utils.cpp b/core/jni/android/graphics/Utils.cpp
index a134d4b..3c471bd 100644
--- a/core/jni/android/graphics/Utils.cpp
+++ b/core/jni/android/graphics/Utils.cpp
@@ -19,21 +19,11 @@
 
 using namespace android;
 
-AssetStreamAdaptor::AssetStreamAdaptor(Asset* asset, OwnAsset ownAsset,
-                                       HasMemoryBase hasMemoryBase)
+AssetStreamAdaptor::AssetStreamAdaptor(Asset* asset)
     : fAsset(asset)
-    , fMemoryBase(kYes_HasMemoryBase == hasMemoryBase ?
-                  asset->getBuffer(false) : NULL)
-    , fOwnAsset(ownAsset)
 {
 }
 
-AssetStreamAdaptor::~AssetStreamAdaptor() {
-    if (kYes_OwnAsset == fOwnAsset) {
-        delete fAsset;
-    }
-}
-
 bool AssetStreamAdaptor::rewind() {
     off64_t pos = fAsset->seek(0, SEEK_SET);
     if (pos == (off64_t)-1) {
diff --git a/core/jni/android/graphics/Utils.h b/core/jni/android/graphics/Utils.h
index bde87f0..c0b9410 100644
--- a/core/jni/android/graphics/Utils.h
+++ b/core/jni/android/graphics/Utils.h
@@ -28,22 +28,7 @@ namespace android {
 
 class AssetStreamAdaptor : public SkStreamRewindable {
 public:
-    // Enum passed to constructor. If set to kYes_OwnAsset,
-    // the passed in Asset will be deleted upon destruction.
-    enum OwnAsset {
-        kYes_OwnAsset,
-        kNo_OwnAsset,
-    };
-
-    // Enum passed to constructor. If set to kYes_HasMemoryBase,
-    // getMemoryBase will return the Asset's buffer.
-    enum HasMemoryBase {
-        kYes_HasMemoryBase,
-        kNo_HasMemoryBase,
-    };
-
-    AssetStreamAdaptor(Asset*, OwnAsset, HasMemoryBase);
-    ~AssetStreamAdaptor();
+    AssetStreamAdaptor(Asset*);
 
     virtual bool rewind();
     virtual size_t read(void* buffer, size_t size);
@@ -51,13 +36,9 @@ public:
     virtual size_t getLength() const;
     virtual bool isAtEnd() const;
 
-    virtual const void* getMemoryBase() { return fMemoryBase; }
-
     virtual SkStreamRewindable* duplicate() const;
 private:
-    Asset*              fAsset;
-    const void* const   fMemoryBase;
-    const OwnAsset      fOwnAsset;
+    Asset* fAsset;
 };
 
 /**