Backout d6c58a2a6da4 (bug 1012407) for various bustages on a CLOSED TREE

gfx/layers/opengl/CompositorOGL.cpp

@@ -384,14 +384,6 @@ DecomposeIntoNoRepeatRects(const Rect& aRect,
 {
   Rect texCoordRect = aTexCoordRect;
 
-  // We want to normalize here instead of clamp because the rects we were
-  // given assume GL_REPEAT, which we explicitly won't use and instead
-  // manually split into sub-rects.
-  while (texCoordRect.x >= 1.0f)
-    texCoordRect.x -= 1.0f;
-  while (texCoordRect.y >= 1.0f)
-    texCoordRect.y -= 1.0f;
-
   // If the texture should be flipped, it will have negative height. Detect that
   // here and compensate for it. We will flip each rect as we emit it.
   bool flipped = false;