Shaders: fix textured Flat on systems w/o ARB_explicit_attribute_location.

How could I possibly overlook this.

src/Shaders/Flat.frag

@@ -43,7 +43,7 @@ uniform lowp vec4 color;
 #endif
 
 #ifdef TEXTURED
-in mediump vec2 interpolatedTextureCoords;
+in mediump vec2 interpolatedTextureCoordinates;
 #endif
 
 #ifdef NEW_GLSL
@@ -52,7 +52,7 @@ out lowp vec4 fragmentColor;
 
 void main() {
     #ifdef TEXTURED
-    fragmentColor = texture(textureData, interpolatedTextureCoords);
+    fragmentColor = texture(textureData, interpolatedTextureCoordinates);
     #else
     fragmentColor = color;
     #endif

src/Shaders/Flat2D.vert

@@ -41,11 +41,11 @@ in highp vec2 position;
 
 #ifdef TEXTURED
 #ifdef EXPLICIT_ATTRIB_LOCATION
-layout(location = TEXTURECOORDINATES_ATTRIBUTE_LOCATION) in mediump vec2 textureCoords;
+layout(location = TEXTURECOORDINATES_ATTRIBUTE_LOCATION) in mediump vec2 textureCoordinates;
 #else
-in mediump vec2 textureCoords;
+in mediump vec2 textureCoordinates;
 #endif
-out mediump vec2 interpolatedTextureCoords;
+out mediump vec2 interpolatedTextureCoordinates;
 #endif
 
 void main() {
@@ -53,6 +53,6 @@ void main() {
 
     #ifdef TEXTURED
     /* Texture coordinates, if needed */
-    interpolatedTextureCoords = textureCoords;
+    interpolatedTextureCoordinates = textureCoordinates;
     #endif
 }

src/Shaders/Flat3D.vert

@@ -41,11 +41,11 @@ in highp vec4 position;
 
 #ifdef TEXTURED
 #ifdef EXPLICIT_ATTRIB_LOCATION
-layout(location = TEXTURECOORDINATES_ATTRIBUTE_LOCATION) in mediump vec2 textureCoords;
+layout(location = TEXTURECOORDINATES_ATTRIBUTE_LOCATION) in mediump vec2 textureCoordinates;
 #else
-in mediump vec2 textureCoords;
+in mediump vec2 textureCoordinates;
 #endif
-out mediump vec2 interpolatedTextureCoords;
+out mediump vec2 interpolatedTextureCoordinates;
 #endif
 
 void main() {
@@ -53,6 +53,6 @@ void main() {
 
     #ifdef TEXTURED
     /* Texture coordinates, if needed */
-    interpolatedTextureCoords = textureCoords;
+    interpolatedTextureCoordinates = textureCoordinates;
     #endif
 }