Revert "Revert "fix [2793164] Spam 2x/second with TOT master in SurfaceFlinger""

This reverts commit 330dd304a471d260a73e342a240921c03c825f99.
diff --git a/libs/surfaceflinger/TextureManager.h b/libs/surfaceflinger/TextureManager.h
index 1f7fe3f..c7c14e7 100644
--- a/libs/surfaceflinger/TextureManager.h
+++ b/libs/surfaceflinger/TextureManager.h
@@ -32,6 +32,7 @@
 
 // ---------------------------------------------------------------------------
 
+class GLExtensions;
 class GraphicBuffer;
 
 // ---------------------------------------------------------------------------
@@ -61,7 +62,7 @@
 // ---------------------------------------------------------------------------
 
 class TextureManager {
-    uint32_t mFlags;
+    const GLExtensions& mGLExtensions;
     static status_t initTexture(Image* texture, int32_t format);
     static status_t initTexture(Texture* texture);
     static bool isSupportedYuvFormat(int format);
@@ -69,7 +70,7 @@
     static GLenum getTextureTarget(const Image* pImage);
 public:
 
-    TextureManager(uint32_t flags);
+    TextureManager();
 
     // load bitmap data into the active buffer
     status_t loadTexture(Texture* texture,