Adds tracking of number of unrenderable textures so...

gpu/command_buffer/service/texture_manager.h

Index: gpu/command_buffer/service/texture_manager.h
===================================================================
--- gpu/command_buffer/service/texture_manager.h	(revision 48721)
+++ gpu/command_buffer/service/texture_manager.h	(working copy)
@@ -78,30 +78,11 @@
     // Returns true if mipmaps can be generated by GL.
     bool CanGenerateMipmaps() const;
 
-    // Makes each of the mip levels as though they were generated.
-    bool MarkMipmapsGenerated();
-
-    // Set the info for a particular level.
-    void SetLevelInfo(
-        GLenum target,
-        GLint level,
-        GLint internal_format,
-        GLsizei width,
-        GLsizei height,
-        GLsizei depth,
-        GLint border,
-        GLenum format,
-        GLenum type);
-
     // Get the width and height for a particular level. Returns false if level
     // does not exist.
     bool GetLevelSize(
         GLint face, GLint level, GLsizei* width, GLsizei* height) const;
 
-    // Sets a texture parameter.
-    // TODO(gman): Expand to SetParameteri,f,iv,fv
-    void SetParameter(GLenum pname, GLint param);
-
     bool IsDeleted() const {
       return deleted_;
     }
@@ -134,6 +115,25 @@
       GLenum type;
     };
 
+    // Set the info for a particular level.
+    void SetLevelInfo(
+        GLenum target,
+        GLint level,
+        GLint internal_format,
+        GLsizei width,
+        GLsizei height,
+        GLsizei depth,
+        GLint border,
+        GLenum format,
+        GLenum type);
+
+    // Sets a texture parameter.
+    // TODO(gman): Expand to SetParameteri,f,iv,fv
+    void SetParameter(GLenum pname, GLint param);
+
+    // Makes each of the mip levels as though they were generated.
+    bool MarkMipmapsGenerated();
+
     void MarkAsDeleted() {
       service_id_ = 0;
       deleted_ = true;
@@ -221,6 +221,26 @@
     info->SetTarget(target, MaxLevelsForTarget(target));
   }
 
+  // Set the info for a particular level in a TexureInfo.
+  void SetLevelInfo(
+      TextureInfo* info,
+      GLenum target,
+      GLint level,
+      GLint internal_format,
+      GLsizei width,
+      GLsizei height,
+      GLsizei depth,
+      GLint border,
+      GLenum format,
+      GLenum type);
+
+  // Sets a texture parameter of a TextureInfo
+  // TODO(gman): Expand to SetParameteri,f,iv,fv
+  void SetParameter(TextureInfo* info, GLenum pname, GLint param);
+
+  // Makes each of the mip levels as though they were generated.
+  bool MarkMipmapsGenerated(TextureInfo* info);
+
   // Creates a new texture info.
   TextureInfo* CreateTextureInfo(GLuint client_id, GLuint service_id);
 
@@ -238,6 +258,10 @@
                                      default_texture_cube_map_;
   }
 
+  bool HaveUnrenderableTextures() const {
+    return num_unrenderable_textures_ > 0;
+  }
+
  private:
   // Info for each texture in the system.
   // TODO(gman): Choose a faster container.
@@ -249,6 +273,8 @@
   GLint max_levels_;
   GLint max_cube_map_levels_;
 
+  int num_unrenderable_textures_;
+
   // The default textures for each target (texture name = 0)
   TextureInfo::Ref default_texture_2d_;
   TextureInfo::Ref default_texture_cube_map_;