Fix return type of glGetAttribLocation and glGetUniformLocation

from int to GLint.

See:
   http://www.khronos.org/opengles/sdk/docs/man/xhtml/glGetAttribLocation.xml
   http://www.khronos.org/opengles/sdk/docs/man/xhtml/glGetUniformLocation.xml

Change-Id: I4a9f8e9e34b8c3cca239ae84bfe8f3cdfd94802a
diff --git a/opengl/libs/trace.in b/opengl/libs/trace.in
index a5c5c84..e89e456 100644
--- a/opengl/libs/trace.in
+++ b/opengl/libs/trace.in
@@ -160,7 +160,7 @@
 TRACE_GL_VOID(glGetActiveAttrib, (GLuint program, GLuint index, GLsizei bufsize, GLsizei* length, GLint* size, GLenum* type, GLchar* name), (program, index, bufsize, length, size, type, name), 7, "GLuint", program, "GLuint", index, "GLsizei", bufsize, "GLsizei*", length, "GLint*", size, "GLenum*", type, "GLchar*", name)
 TRACE_GL_VOID(glGetActiveUniform, (GLuint program, GLuint index, GLsizei bufsize, GLsizei* length, GLint* size, GLenum* type, GLchar* name), (program, index, bufsize, length, size, type, name), 7, "GLuint", program, "GLuint", index, "GLsizei", bufsize, "GLsizei*", length, "GLint*", size, "GLenum*", type, "GLchar*", name)
 TRACE_GL_VOID(glGetAttachedShaders, (GLuint program, GLsizei maxcount, GLsizei* count, GLuint* shaders), (program, maxcount, count, shaders), 4, "GLuint", program, "GLsizei", maxcount, "GLsizei*", count, "GLuint*", shaders)
-TRACE_GL(int, glGetAttribLocation, (GLuint program, const GLchar* name), (program, name), 2, "GLuint", program, "const GLchar*", name)
+TRACE_GL(GLint, glGetAttribLocation, (GLuint program, const GLchar* name), (program, name), 2, "GLuint", program, "const GLchar*", name)
 TRACE_GL_VOID(glGetBooleanv, (GLenum pname, GLboolean *params), (pname, params), 2, "GLenum", pname, "GLboolean *", params)
 TRACE_GL_VOID(glGetBufferParameteriv, (GLenum target, GLenum pname, GLint *params), (target, pname, params), 3, "GLenum", target, "GLenum", pname, "GLint *", params)
 TRACE_GL_VOID(glGetBufferPointervOES, (GLenum target, GLenum pname, GLvoid ** params), (target, pname, params), 3, "GLenum", target, "GLenum", pname, "GLvoid **", params)
@@ -218,7 +218,7 @@
 TRACE_GL_VOID(glGetTexParameteriv, (GLenum target, GLenum pname, GLint *params), (target, pname, params), 3, "GLenum", target, "GLenum", pname, "GLint *", params)
 TRACE_GL_VOID(glGetTexParameterxv, (GLenum target, GLenum pname, GLfixed *params), (target, pname, params), 3, "GLenum", target, "GLenum", pname, "GLfixed *", params)
 TRACE_GL_VOID(glGetTexParameterxvOES, (GLenum target, GLenum pname, GLfixed *params), (target, pname, params), 3, "GLenum", target, "GLenum", pname, "GLfixed *", params)
-TRACE_GL(int, glGetUniformLocation, (GLuint program, const GLchar* name), (program, name), 2, "GLuint", program, "const GLchar*", name)
+TRACE_GL(GLint, glGetUniformLocation, (GLuint program, const GLchar* name), (program, name), 2, "GLuint", program, "const GLchar*", name)
 TRACE_GL_VOID(glGetUniformfv, (GLuint program, GLint location, GLfloat* params), (program, location, params), 3, "GLuint", program, "GLint", location, "GLfloat*", params)
 TRACE_GL_VOID(glGetUniformiv, (GLuint program, GLint location, GLint* params), (program, location, params), 3, "GLuint", program, "GLint", location, "GLint*", params)
 TRACE_GL_VOID(glGetVertexAttribPointerv, (GLuint index, GLenum pname, GLvoid** pointer), (index, pname, pointer), 3, "GLuint", index, "GLenum", pname, "GLvoid**", pointer)