WebGL TexParameterf and GetTexParameterf needs to handle float param correctly

gpu/command_buffer/service/error_state.h

 // Copyright (c) 2013 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.
 
 // This file contains the ErrorState class.
 
 #ifndef GPU_COMMAND_BUFFER_SERVICE_ERROR_STATE_H_
 #define GPU_COMMAND_BUFFER_SERVICE_ERROR_STATE_H_
 
 #include "base/compiler_specific.h"
@@ skipping 13 matching lines @@
     error_state->SetGLError(__FILE__, __LINE__, error, function_name, msg)
 
 // Use to synthesize an INVALID_ENUM GL error on the error_state. Will attempt
 // to expand the enum to a string.
 #define ERRORSTATE_SET_GL_ERROR_INVALID_ENUM( \
     error_state, function_name, value, label) \
     error_state->SetGLErrorInvalidEnum( \
         __FILE__, __LINE__, function_name, value, label)
 
 // Use to synthesize a GL error on the error_state for an invalid enum based
-// parameter. Will attempt to expand the parameter to a string.
-#define ERRORSTATE_SET_GL_ERROR_INVALID_PARAM( \
+// integer parameter. Will attempt to expand the parameter to a string.
+#define ERRORSTATE_SET_GL_ERROR_INVALID_PARAMI( \
     error_state, error, function_name, pname, param) \
-    error_state->SetGLErrorInvalidParam( \
+    error_state->SetGLErrorInvalidParami( \
+        __FILE__, __LINE__, error, function_name, pname, param)
+
+// Use to synthesize a GL error on the error_state for an invalid enum based
+// float parameter. Will attempt to expand the parameter to a string.
+#define ERRORSTATE_SET_GL_ERROR_INVALID_PARAMF( \
+    error_state, error, function_name, pname, param) \
+    error_state->SetGLErrorInvalidParamf( \
         __FILE__, __LINE__, error, function_name, pname, param)
 
 // Use to move all pending error to the wrapper so on your next GL call
 // you can see if that call generates an error.
 #define ERRORSTATE_COPY_REAL_GL_ERRORS_TO_WRAPPER(error_state, function_name) \
     error_state->CopyRealGLErrorsToWrapper(__FILE__, __LINE__, function_name)
 // Use to look at the real GL error and still pass it on to the user.
 #define ERRORSTATE_PEEK_GL_ERROR(error_state, function_name) \
     error_state->PeekGLError(__FILE__, __LINE__, function_name)
 // Use to clear all current GL errors. FAILS if there are any.
@@ skipping 14 matching lines @@
       int line,
       unsigned int error,
       const char* function_name,
       const char* msg) = 0;
   virtual void SetGLErrorInvalidEnum(
       const char* filename,
       int line,
       const char* function_name,
       unsigned int value,
       const char* label) = 0;
-  virtual void SetGLErrorInvalidParam(
+  virtual void SetGLErrorInvalidParami(
       const char* filename,
       int line,
       unsigned int error,
       const char* function_name,
       unsigned int pname,
       int param) = 0;
+  virtual void SetGLErrorInvalidParamf(
+      const char* filename,
+      int line,
+      unsigned int error,
+      const char* function_name,
+      unsigned int pname,
+      float param) = 0;
 
   // Gets the GLError and stores it in our wrapper. Effectively
   // this lets us peek at the error without losing it.
   virtual unsigned int PeekGLError(
       const char* filename, int line, const char* function_name) = 0;
 
   // Copies the real GL errors to the wrapper. This is so we can
   // make sure there are no native GL errors before calling some GL function
   // so that on return we know any error generated was for that specific
   // command.
   virtual void CopyRealGLErrorsToWrapper(
       const char* filename, int line, const char* function_name) = 0;
 
   // Clear all real GL errors. This is to prevent the client from seeing any
   // errors caused by GL calls that it was not responsible for issuing.
   virtual void ClearRealGLErrors(
       const char* filename, int line, const char* function_name) = 0;
 
  protected:
   ErrorState();
 
   DISALLOW_COPY_AND_ASSIGN(ErrorState);
 };
 
 }  // namespace gles2
 }  // namespace gpu
 
 #endif  // GPU_COMMAND_BUFFER_SERVICE_ERROR_STATE_H_