cc: Clamp texture coordinates in all tile shaders

cc/gl_renderer.h

 // Copyright 2010 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CC_GL_RENDERER_H_
 #define CC_GL_RENDERER_H_
 
 #include "cc/cc_export.h"
 #include "cc/checkerboard_draw_quad.h"
 #include "cc/debug_border_draw_quad.h"
@@ skipping 126 matching lines @@
     RendererCapabilities m_capabilities;
 
     unsigned m_offscreenFramebufferId;
 
     scoped_ptr<GeometryBinding> m_sharedGeometry;
     gfx::QuadF m_sharedGeometryQuad;
 
     // This block of bindings defines all of the programs used by the compositor itself.
 
     // Tiled layer shaders.
-    typedef ProgramBinding<VertexShaderTile, FragmentShaderRGBATexAlpha> TileProgram;
+    typedef ProgramBinding<VertexShaderTile, FragmentShaderRGBATexClampAlpha> TileProgram;
     typedef ProgramBinding<VertexShaderTile, FragmentShaderRGBATexClampAlphaAA> TileProgramAA;
     typedef ProgramBinding<VertexShaderTile, FragmentShaderRGBATexClampSwizzleAlphaAA> TileProgramSwizzleAA;
-    typedef ProgramBinding<VertexShaderTile, FragmentShaderRGBATexOpaque> TileProgramOpaque;
-    typedef ProgramBinding<VertexShaderTile, FragmentShaderRGBATexSwizzleAlpha> TileProgramSwizzle;
-    typedef ProgramBinding<VertexShaderTile, FragmentShaderRGBATexSwizzleOpaque> TileProgramSwizzleOpaque;
+    typedef ProgramBinding<VertexShaderTile, FragmentShaderRGBATexClampOpaque> TileProgramOpaque;
+    typedef ProgramBinding<VertexShaderTile, FragmentShaderRGBATexClampSwizzleAlpha> TileProgramSwizzle;
+    typedef ProgramBinding<VertexShaderTile, FragmentShaderRGBATexClampSwizzleOpaque> TileProgramSwizzleOpaque;
     typedef ProgramBinding<VertexShaderPosTex, FragmentShaderCheckerboard> TileCheckerboardProgram;
 
     // Render surface shaders.
     typedef ProgramBinding<VertexShaderPosTexTransform, FragmentShaderRGBATexAlpha> RenderPassProgram;
     typedef ProgramBinding<VertexShaderPosTexTransform, FragmentShaderRGBATexAlphaMask> RenderPassMaskProgram;
     typedef ProgramBinding<VertexShaderQuad, FragmentShaderRGBATexAlphaAA> RenderPassProgramAA;
     typedef ProgramBinding<VertexShaderQuad, FragmentShaderRGBATexAlphaMaskAA> RenderPassMaskProgramAA;
 
     // Texture shaders.
     typedef ProgramBinding<VertexShaderPosTexTransform, FragmentShaderRGBATexVaryingAlpha> TextureProgram;
@@ skipping 80 matching lines @@
 #if DEBUG_GL_CALLS && !defined(NDEBUG)
 #define GLC(context, x) (x, GLRenderer::debugGLCall(&*context, #x, __FILE__, __LINE__))
 #else
 #define GLC(context, x) (x)
 #endif
 
 
 }
 
 #endif  // CC_GL_RENDERER_H_