Make --non-constant-id generates non final IDs for styleable.

This was already done for all other types of resources, but not
for styleable (or the constants for the styleable array indices).

This fixes this. This only affects the SDK as this is used by the
SDK toolchain only.

Change-Id: Idfc2f7915be2b0e88590f38fd660610ffc7e160c
diff --git a/tools/aapt/Resource.cpp b/tools/aapt/Resource.cpp
index 77168f9..44aaa43 100644
--- a/tools/aapt/Resource.cpp
+++ b/tools/aapt/Resource.cpp
@@ -1597,7 +1597,7 @@
 
 static status_t writeLayoutClasses(
     FILE* fp, const sp<AaptAssets>& assets,
-    const sp<AaptSymbols>& symbols, int indent, bool includePrivate)
+    const sp<AaptSymbols>& symbols, int indent, bool includePrivate, bool nonConstantId)
 {
     const char* indentStr = getIndentSpace(indent);
     if (!includePrivate) {
@@ -1612,6 +1612,14 @@
     indentStr = getIndentSpace(indent);
     bool hasErrors = false;
 
+    const char * id_array_format = nonConstantId ?
+            "%spublic static int[] %s = {\n%s" :
+            "%spublic static final int[] %s = {\n%s";
+
+    const char * id_array_index_format = nonConstantId ?
+            "%spublic static int %s_%s = %d;\n" :
+            "%spublic static final int %s_%s = %d;\n";
+
     size_t i;
     size_t N = symbols->getNestedSymbols().size();
     for (i=0; i<N; i++) {
@@ -1745,8 +1753,7 @@
         }
         
         fprintf(fp,
-                "%spublic static final int[] %s = {\n"
-                "%s",
+                id_array_format,
                 indentStr, nclassName.string(),
                 getIndentSpace(indent+1));
 
@@ -1840,7 +1847,7 @@
                     fprintf(fp, "%s@Deprecated\n", indentStr);
                 }
                 fprintf(fp,
-                        "%spublic static final int %s_%s = %d;\n",
+                        id_array_index_format,
                         indentStr, nclassName.string(),
                         String8(name).string(), (int)pos);
             }
@@ -2083,7 +2090,7 @@
     }
 
     if (styleableSymbols != NULL) {
-        err = writeLayoutClasses(fp, assets, styleableSymbols, indent, includePrivate);
+        err = writeLayoutClasses(fp, assets, styleableSymbols, indent, includePrivate, nonConstantId);
         if (err != NO_ERROR) {
             return err;
         }