remove blankLine from Terminal

src/Terminal.ts

@@ -1771,18 +1771,6 @@ export class Terminal extends EventEmitter implements ITerminal, IDisposable, II
     this.eraseRight(0, y);
   }
 
-  /**
-   * Return the data array of a blank line
-   * @param cur First bunch of data for each "blank" character.
-   * @param isWrapped Whether the new line is wrapped from the previous line.
-   * @param cols The number of columns in the terminal, if this is not
-   * set, the terminal's current column count would be used.
-   */
-  // FIXME: can this be removed after transition to TerminalLine.blankLine?
-  public blankLine(cur?: boolean, isWrapped?: boolean, cols?: number): TerminalLine {
-    return TerminalLine.blankLine(cols || this.cols, cur ? this.eraseAttr() : DEFAULT_ATTR, isWrapped);
-  }
-
   /**
    * If cur return the back color xterm feature attribute. Else return default attribute.
    * @param cur

src/Types.ts

@@ -75,7 +75,6 @@ export interface IInputHandlingTerminal extends IEventEmitter {
   eraseRight(x: number, y: number): void;
   eraseLine(y: number): void;
   eraseLeft(x: number, y: number): void;
-  blankLine(cur?: boolean, isWrapped?: boolean): TerminalLine;
   is(term: string): boolean;
   setgCharset(g: number, charset: ICharset): void;
   resize(x: number, y: number): void;
@@ -235,7 +234,6 @@ export interface ITerminal extends PublicTerminal, IElementAccessor, IBufferAcce
   cancel(ev: Event, force?: boolean): boolean | void;
   log(text: string): void;
   showCursor(): void;
-  blankLine(cur?: boolean, isWrapped?: boolean, cols?: number): TerminalLine;
 }
 
 export interface IBufferAccessor {

src/utils/TestUtils.test.ts

@@ -146,9 +146,6 @@ export class MockTerminal implements ITerminal {
   refresh(start: number, end: number): void {
     throw new Error('Method not implemented.');
   }
-  blankLine(cur?: boolean, isWrapped?: boolean, cols?: number): TerminalLine {
-    return TerminalLine.blankLine(this.cols, 0);
-  }
   registerCharacterJoiner(handler: CharacterJoinerHandler): number { return 0; }
   deregisterCharacterJoiner(joinerId: number): void { }
 }
@@ -224,9 +221,6 @@ export class MockInputHandlingTerminal implements IInputHandlingTerminal {
   eraseLeft(x: number, y: number): void {
     throw new Error('Method not implemented.');
   }
-  blankLine(cur?: boolean, isWrapped?: boolean): TerminalLine {
-    throw new Error('Method not implemented.');
-  }
   prevStop(x?: number): number {
     throw new Error('Method not implemented.');
   }