binman: Rename ReadContents() to ReadBlobContents()

This function name is too generic for its purpose and is therefore
confusing. It actually only applies to blobs, so rename it to indicate
this.

Signed-off-by: Simon Glass <sjg@chromium.org>

tools/binman/etype/blob.py

@@ -29,10 +29,10 @@ class Entry_blob(Entry):
     def ObtainContents(self):
         self._filename = self.GetDefaultFilename()
         self._pathname = tools.GetInputFilename(self._filename)
-        self.ReadContents()
+        self.ReadBlobContents()
         return True
 
-    def ReadContents(self):
+    def ReadBlobContents(self):
         with open(self._pathname) as fd:
             # We assume the data is small enough to fit into memory. If this
             # is used for large filesystem image that might not be true.

tools/binman/etype/u_boot_dtb_with_ucode.py

@@ -71,7 +71,7 @@ class Entry_u_boot_dtb_with_ucode(Entry_blob):
         # Call the base class just in case it does something important.
         Entry_blob.ObtainContents(self)
         self._pathname = control.GetFdtPath(self._filename)
-        self.ReadContents()
+        self.ReadBlobContents()
         if self.ucode:
             for node in self.ucode.subnodes:
                 data_prop = node.props.get('data')

tools/binman/etype/u_boot_ucode.py

@@ -92,6 +92,6 @@ class Entry_u_boot_ucode(Entry_blob):
             fd.write(fdt_entry.ucode_data)
 
         self._pathname = fname
-        self.ReadContents()
+        self.ReadBlobContents()
 
         return True