Revert "cc: Clamp texture coordinates in all tile shaders"

cc/shader.h

 // Copyright 2011 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_SHADER_H_
 #define CC_SHADER_H_
 
 #include "third_party/skia/include/core/SkColorPriv.h"
 #include <string>
 
@@ skipping 124 matching lines @@
     int alphaLocation() const { return m_alphaLocation; }
     int edgeLocation() const { return -1; }
     int fragmentTexTransformLocation() const { return -1; }
     int samplerLocation() const { return m_samplerLocation; }
 
 private:
     int m_samplerLocation;
     int m_alphaLocation;
 };
 
-class FragmentTexClampAlphaBinding {
-public:
-    FragmentTexClampAlphaBinding();
-
-    void init(WebKit::WebGraphicsContext3D*, unsigned program, bool usingBindUniform, int* baseUniformIndex);
-    int alphaLocation() const { return m_alphaLocation; }
-    int edgeLocation() const { return -1; }
-    int fragmentTexTransformLocation() const { return m_fragmentTexTransformLocation; }
-    int samplerLocation() const { return m_samplerLocation; }
-
-private:
-    int m_samplerLocation;
-    int m_alphaLocation;
-    int m_fragmentTexTransformLocation;
-};
-
 class FragmentTexOpaqueBinding {
 public:
     FragmentTexOpaqueBinding();
 
     void init(WebKit::WebGraphicsContext3D*, unsigned program, bool usingBindUniform, int* baseUniformIndex);
     int alphaLocation() const { return -1; }
     int edgeLocation() const { return -1; }
     int fragmentTexTransformLocation() const { return -1; }
     int samplerLocation() const { return m_samplerLocation; }
 
 private:
     int m_samplerLocation;
 };
 
-class FragmentTexClampOpaqueBinding {
-public:
-    FragmentTexClampOpaqueBinding();
-
-    void init(WebKit::WebGraphicsContext3D*, unsigned program, bool usingBindUniform, int* baseUniformIndex);
-    int alphaLocation() const { return -1; }
-    int edgeLocation() const { return -1; }
-    int fragmentTexTransformLocation() const { return m_fragmentTexTransformLocation; }
-    int samplerLocation() const { return m_samplerLocation; }
-
-private:
-    int m_samplerLocation;
-    int m_fragmentTexTransformLocation;
-};
-
 class FragmentShaderRGBATexFlipVaryingAlpha : public FragmentTexOpaqueBinding {
 public:
     std::string getShaderString() const;
 };
 
 class FragmentShaderRGBATexVaryingAlpha : public FragmentTexOpaqueBinding {
 public:
     std::string getShaderString() const;
 };
 
 class FragmentShaderRGBATexAlpha : public FragmentTexAlphaBinding {
 public:
     std::string getShaderString() const;
 };
 
-class FragmentShaderRGBATexClampAlpha : public FragmentTexClampAlphaBinding {
-public:
-    std::string getShaderString() const;
-};
-
 class FragmentShaderRGBATexRectFlipVaryingAlpha : public FragmentTexAlphaBinding {
 public:
     std::string getShaderString() const;
 };
 
 class FragmentShaderRGBATexRectVaryingAlpha : public FragmentTexAlphaBinding {
 public:
     std::string getShaderString() const;
 };
 
-class FragmentShaderRGBATexClampOpaque : public FragmentTexClampOpaqueBinding {
+class FragmentShaderRGBATexOpaque : public FragmentTexOpaqueBinding {
 public:
     std::string getShaderString() const;
 };
 
 class FragmentShaderRGBATex : public FragmentTexOpaqueBinding {
 public:
     std::string getShaderString() const;
 };
 
 // Swizzles the red and blue component of sampled texel with alpha.
-class FragmentShaderRGBATexClampSwizzleAlpha : public FragmentTexClampAlphaBinding {
+class FragmentShaderRGBATexSwizzleAlpha : public FragmentTexAlphaBinding {
 public:
     std::string getShaderString() const;
 };
 
 // Swizzles the red and blue component of sampled texel without alpha.
-class FragmentShaderRGBATexClampSwizzleOpaque : public FragmentTexClampOpaqueBinding {
+class FragmentShaderRGBATexSwizzleOpaque : public FragmentTexOpaqueBinding {
 public:
     std::string getShaderString() const;
 };
 
 // Fragment shader for external textures.
 class FragmentShaderOESImageExternal : public FragmentTexAlphaBinding {
 public:
     std::string getShaderString() const;
     bool init(WebKit::WebGraphicsContext3D*, unsigned program, bool usingBindUniform, int* baseUniformIndex);
 private:
@@ skipping 135 matching lines @@
 private:
     int m_alphaLocation;
     int m_texTransformLocation;
     int m_frequencyLocation;
     int m_colorLocation;
 };
 
 } // namespace cc
 
 #endif  // CC_SHADER_H_