gecko/gfx/angle/angle-r712.patch

# HG changeset patch
# Parent 88a5c8710f5cffd568bc21226118cb567850ce28
diff --git a/gfx/angle/src/libGLESv2/VertexDataManager.cpp b/gfx/angle/src/libGLESv2/VertexDataManager.cpp
--- a/gfx/angle/src/libGLESv2/VertexDataManager.cpp
+++ b/gfx/angle/src/libGLESv2/VertexDataManager.cpp
@@ -134,34 +134,34 @@ GLenum VertexDataManager::prepareVertexD
                 if (staticBuffer->size() == 0)
                 {
                     int totalCount = buffer->size() / attribs[i].stride();
                     staticBuffer->addRequiredSpace(spaceRequired(attribs[i], totalCount));
                 }
                 else if (staticBuffer->lookupAttribute(attribs[i]) == -1)
                 {
                     // This static buffer doesn't have matching attributes, so fall back to using the streaming buffer
-                    buffer->invalidateStaticData();
-
                     // Add the space of all previous attributes belonging to the invalidated static buffer to the streaming buffer
                     for (int previous = 0; previous < i; previous++)
                     {
                         if (translated[previous].active && attribs[previous].mArrayEnabled)
                         {
                             Buffer *previousBuffer = attribs[previous].mBoundBuffer.get();
                             StaticVertexBuffer *previousStaticBuffer = previousBuffer ? previousBuffer->getStaticVertexBuffer() : NULL;
 
                             if (staticBuffer == previousStaticBuffer)
                             {
                                 mStreamingBuffer->addRequiredSpace(spaceRequired(attribs[previous], count));
                             }
                         }
                     }
 
                     mStreamingBuffer->addRequiredSpace(spaceRequired(attribs[i], count));
+
+                    buffer->invalidateStaticData();
                 }    
             }
             else
             {
                 mStreamingBuffer->addRequiredSpace(spaceRequired(attribs[i], count));
             }
         }
     }